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Bad Astronomy

Archive for the ‘Piece of mind’ Category

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Time lapse: The Aurora

OK, fine. I’m too much of a sap to leave y’all at the end of the year with a floaty shark balloon. So instead, I’ll leave you with some astonishing beauty: Terje Sorgjerd’s time lapse animation "The Aurora":

Wow. Make sure it’s set to HD and make it full screen!

As devastating and haunting as the northern lights are, my eye kept being drawn to the stars themselves. I recognized some constellations, but their movement across the sky was just so odd: instead of heading up or down, many were going sideways, parallel with the horizon. I hadn’t read the video notes yet, so when I saw that, my first thought was, "Holy cow, how far north was he?!"

Turns out, really, really far. The video was shot at Kirkenes and Pas National Park in northern Norway — yes, northern Norway, around 70° north latitude. As an example, down here at more temperate latitudes, Vega gets pretty high in the sky, almost directly overhead. But that far north it doesn’t; in fact, that far north Vega never sets! It’s a circumpolar star, like Polaris itself. You can see that for yourself in the video: Vega is the bright star near the center of the frame starting at 21 seconds in. It’s in the video for about 10 seconds, and you can see it’s moving downward in a slow arc, but clearly won’t get anywhere near the horizon.

In the very next sequence you can see Orion right on the horizon, faded due to the Moon. But where I live, in Boulder, over the course of the night Orion rises on his side, arcs up to the south until he’s standing upright, then sets on his other side. In the video, though, he’s upright and slowly, slowly sinking at a shallow angle.

What a difference latitude makes! The aurorae are usually only visible from extreme northerly or southerly latitudes — though sometimes, after a big solar storm, they can be seen toward middle latitudes — so that’s an obvious difference. But the stars themselves tell the story of our round planet.

We live on a ball! And it spins through space, once a day, sweeping around a star in a period about 365.24 times that long, which itself circles the center of the Milky Way once in a period 220 million times longer than that, as it’s done only a score of times since its birth.

That’s quite the story. And the best part? It’s true.

Keep that in mind as we start our next turn around the Sun. Maybe it’ll help keep things in perspective.

Happy new year, folks, and may 2012 be ruled by reason and reality.


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December 31st, 2011 10:00 AM Tags: aurorae, Norway, Orion, Terje Sorgjerd, time lapse, Vega
by Phil Plait in Astronomy, Cool stuff, Piece of mind | 20 Comments » | RSS feed | Trackback >

Stop antivaxxers. Now.

There are times when reality is so obvious, so clear, so rock-solid 100% amazingly in-your-face incontrovertible, that it is beyond belief that anyone could deny it.

And yet, antivaccination groups exist.

Let me be very, very clear: they are wrong. Vaccines save lives. Vaccines save millions of lives. And not just directly, like they did by wiping out smallpox, a scourge that killed hundreds of millions of people. But also, through herd immunity, vaccines save infants too young to be vaccinated, the elderly with weak immune systems, and people whose immune systems are compromised due to chemotherapy, genetic issues, or because they are taking immunosuppressants for other illnesses (like arthritis).

Vaccines don’t cause autism. Vaccines don’t contain dangerous levels of mercury. Vaccines don’t contain fetal tissue. Each of these – and many, many more — is misinformation spread by antivaxxers, statements that are easily proven wrong (like, in order, here, here, and here). But many antivaxxers continue to use them.

What does that say about their willingness to tell the truth?

Yesterday, in Australia, one of the most vocal antivaxxers alive, Meryl Dorey of the grossly misnamed Australian Vaccination Network (AVN), spoke at the Woodford Folk Festival about her beliefs. However, she didn’t get quite the chance she had hoped for. Once the news got out that she was invited to the festival, the group Stop AVN went into action. A protest cry went up, and the venue was changed from her speaking solo, to her participating in a panel with a series of experts — actual, real experts — on vaccines. As I write this, I have a window open on Twitter, and I’m watching the tweets using the hashtag #StopAVN flow by. It’s a thing of beauty. Dorey’s arguments are being destroyed, 140 characters at a time.

The bottom line, repeated over and over again: Vaccinations save lives. That statement of fact is so simple, so powerful, that Stop AVN put it on a banner and had it flown behind a plane at the festival.

Wonderful! My congratulations to my friends Down Under for this impressive campaign.

But we here in America cannot rest easy. We have antivaxxers here; loud, wealthy, ones, who won’t hesitate to spread the same kind of misinformation; dangerous misinformation that poses a serious health threat.

The National Vaccine Information Center is one such group. They have a long history of antivax rhetoric, remarkable only in its breathtaking inaccuracy, and their ability to get it into the mainstream. And they’re at it again: they’ve put an ad on ABC’s digital 5000 square foot screen in Times Square in New York City, a place that will be packed with people celebrating the new year. To top it all off, Jenny McCarthy — who dispenses incredibly dangerous and incredibly wrong advice about vaccinations and other health safety issues — is slated to be a guest on ABC’s New Year’s Rocking Eve with Dick Clark… and she has stated she plans to promote her dangerous nonsense on the show.

Skepchick has an excellent post about this. My friend Jamie Bernstein has started a petition on change.org to get the ad taken down. I signed it.

Again, let me be clear: these antivax groups pose a public health threat. If you don’t believe me, then read this account by someone who knows.

And if you wonder why I feel so strongly about this, then I suggest you steel yourself — seriously — and read this account written by the parents of Dana McCaffery, who lost her life to pertussis when she was four weeks old. She was too young to be vaccinated. Because vaccine rates were so low in her area, pertussis had a place to grow. She was infected, and she died.

You want to know why I feel so strongly? This is why. She is why.

Talk to your board-certified doctor about vaccines. Find out what you might need — being an adult doesn’t mean you’re exempt from childhood vaccines; you may need a booster — and if your doctor approves, then do what needs to be done.

The solution against the antivaxxers is to make sure their misinformation is countered by facts. It’s one of life’s great ironies that vaccines have helped these people live as long as they have to spread their nonsense about vaccines. We can speak up to stop them… and at the same time get vaccinated to make sure that they — that everyone – gets a chance to be wrong for a long, long time.

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December 29th, 2011 7:00 AM Tags: antivax, AVN, Meryl Dorey, NVIC, Stop AVN, vaccines
by Phil Plait in Alt-Med, Antiscience, Debunking, Piece of mind, Skepticism, Top Post | 470 Comments » | RSS feed | Trackback >

The scale of Saturn, redux

A few days ago, I posted an incredible picture of Saturn taken from Cassini, showing the partially-lit planet and two of its moons. I used this picture to point out the massive scale of Saturn and its moons, something it’s easy to forget when you’re scanning all the amazing images.

BA Bloggee Matt Andrews liked the post, but thought it needed more. He took the picture from Cassini and added a map of the United States to it. I thought it was pretty cool, and so just in case you were having a hard time grasping just how frigging huge Saturn is, this ought to blow you away:

Ye. GADS. Astonishing, isn’t it? That scale looks about right to me. I know how big the US is; I’ve driven across it several times, and it’s a heckuva trip. To see it dwarfed like this is simply incredible.

So when I post these pictures and talk about how mind-boggingly ginormous these objects are, even the familiar ones, keep this in mind: I’m not kidding. Space is big.

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December 27th, 2011 7:00 AM Tags: Cassini, Saturn
by Phil Plait in Astronomy, Cool stuff, Piece of mind | 29 Comments » | RSS feed | Trackback >

A public letter to the US Government upon the passing of NDAA

The United States House of Representatives and the Senate both passed the National Defense Authorization Act (NDAA). This Act lays out the budget and expenditures of the US Department of Defense, but also has provisions for its authority. Since it defines the DoD budget, a version of it passes every year, but this year, the NDAA includes provisions that codify the ability of the President to basically snatch people off the streets inside our own country, and hold them indefinitely in detention without trial or hearing, and torture them. While some are saying that this ability already exists for the President, it is being codified into law by this Act.

Lest you think I am being reactionary, there is a vast outcry against these provisions, which includes the voices of the Defense Secretary, the Director of National Intelligence, the Directors of the FBI and CIA (!!), and the White House Advisor for Counterterrorism — all of whom spoke out that these indefinite detention provisions are bad for the country. The ACLU, which is all about defending civil rights, is strongly opposed to this. Even President Obama had threatened to veto the Act if these provisions were left in.

Yet despite this, Congress passed these terrible, terrible provisions, and now President Obama has rescinded his veto threat; most people seem to think he will sign this into law.

Both of my Senators voted to pass this legislation… one of whom, Mark Udall, actually tried to get an amendment into the bill to strip out the language about indefinite detention. It was voted down, in case you were unsure what Congress actually wanted from this bill. What boggles my mind is that even with his amendment shamefully voted down, in the end Senator Udall still voted for this Act. Did yours?

For what it’s worth, my Representative, Jared Polis, voted no. Did yours? Al Franken wrote an excellent essay on why he voted no as well.

I admit here I did something foolish. Because Senator Udall so clearly was against this horrifying provision, I thought he would vote against it. I also took President Obama at his word that he would veto the Act if those provisions weren’t stripped out. I should have written letters and made phone calls to both my Senators and the President, but instead I took no action, and now I’m worried it’s too late to stop this (though I urge everyone to write the White House and express their opinion).

However, I did send notes to my Senators. Here is the text, verbatim.

Senator-

I voted for you in the last election, hoping that you would add your voice against the growing fear-mongering and radical far-right movement that I think is plunging our country in the wrong direction.

However, put simply, your “Aye” vote on NDAA means I will not be voting for you in the next election cycle. The horrid provisions for indefinite detention and torture in this piece of legislature are what I might expect from the 1950s era Soviet Union, but not in our country, not today. This blatant codification of the violation of citizens’ rights by Senators and Representatives – men and women who swore to uphold the Constitution – is galling and disgusting.

You, sir, have lost my vote.

For Senator Udall, I added this before the last line: "I understand you tried to have an amendment placed into NDAA to reverse those provisions, and I appreciate that. But after it was voted down, leaving indefinite detention and torture in the Act, you still voted for it."

I’m very angry about this. And you know what upsets me the most? I was worried about writing this post. I was concerned that in the United States of America, a nation of laws founded upon a Constitution guaranteeing my rights, that I might go on some sort of watch list somewhere.

And it is for that very reason I posted this article. I refuse to live in fear of my own government. We cannot fear them. But they must respect us, because our government is of the people, by the people, for the people. And we are the people.

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December 19th, 2011 7:00 AM Tags: Congress, Jared Polis, Mark Udall, Michael Bennet, National Defense Authorization Act, NDAA, President Obama
by Phil Plait in Piece of mind, Politics | 173 Comments » | RSS feed | Trackback >

The $37.6 Million Dollar Fine HE Doesn’t Want You To Know About

If schadenfreude made a noise, then you’d be hearing it pretty loudly from me right now: Kevin Trudeau — a convicted credit card fraud, and a man who made tens if not hundreds of millions of dollars by telling people he could cure their cancer using, get this, coral calcium — has lost his appeal to the federal court, and must pay $37.6 million dollars in fines.

Trudeau, who shilled this false cancer cure as a diet supplement, was ordered by a federal judge in 2008 to stop making and airing infomercials about it. I wrote about this at the time, but I kept seeing those evil infomercials on TV. I wondered about this, but now I understand: Trudeau was trying to sidestep the order by selling books about this false cure, not the supplements directly. And, he kept buying up those ad spots while appealing the order. But on November 29th of this year, the appeals court said "nope".

As the court papers say:

The protections, unfortunately, were too weak: Trudeau aired infomercials in violation of the order at least 32,000 times. He should not now be surprised that he must pay for the loss he caused. At a minimum, it was easily within the district court’s discretion to conclude that he should. And $37.6 million correctly measures the loss. The figure is conservative — it only considers sales from the 800-number, not sales in bookstores carrying his "As Seen on TV" titles…

Wow, so he only violated a court order 32,000 times. But wait, there’s more! Apparently, there’s not a lot of real info in those books; they just funnel people to a web site urging them to spend hundreds of dollars for the products he sells. So how much money do you think he really made?

The court also instituted a $2 million bond in case he tries to make more infomercials. It doesn’t stop him from placing ads or writing books, just from bilking people using those long-form late night infomercials:

(more…)

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December 18th, 2011 7:00 AM Tags: cancer, coral calcium, Kevin Trudeau
by Phil Plait in Alt-Med, Antiscience, Debunking, Piece of mind, Skepticism | 87 Comments » | RSS feed | Trackback >

Colbert on Tyson

Neil deGrasse Tyson may be the most recognizable astronomer on Earth these days, in part due to his frequent appearances on The Colbert Report. Earlier this year In 2010, Colbert sat down with Neil at the Kimberley Academy in Montclair, New Jersey and chatted with him about life, the Universe, and everything. Colbert did this out of his TV character — well, mostly — and even though it’s over an hour, it’s well worth your time. The original video is on the Hayden Planetarium site, but it’s also all over the place, including YouTube. I’ve embedded it here for your enjoyment, too.

Neil and I agree on a wide variety of topics, and he’s doing a great job inspiring people to look beyond their own immediate surroundings.


Related posts:

- Our Future in Space – panel at TAM 9
- In which I disagree with cartoon Neil Tyson
- SMBC on the brain
- Neil Tyson and I talk time travel

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December 17th, 2011 7:14 AM Tags: Neil deGrasse Tyson, Stephen Colbert
by Phil Plait in Astronomy, NASA, Piece of mind, Skepticism, Space | 29 Comments » | RSS feed | Trackback >

Christopher Hitchens, 1949 – 2011

Christopher Hitchens has died.

You’ve probably heard; the web is lighting up with obituaries and stories about him. I didn’t know him personally — having only met him on two occasions, both times at skeptic conferences — and I didn’t come into his writings until relatively recently, so nothing I can say here would add substantively to what already exists. Instead, many people have written eloquent thoughts upon his death, so you should read those:

At Noisy Astronomer, Nicole Gugliucci recounts watching Hitchens in a debate with a theist, a situation that occurred often.

Steve Novella of course sums things up with his usual insight and sharp aim.

Kevin Murphy simply put up an interesting video of Hitchens acerbically and artfully dissecting, and then rewriting, the Ten Commandments.

And, as usual, it’s impossible to beat the amazing ability of The Onion to distill away impurities and make me smile ruefully with one simple headline.

… though of course, Zach Weiner manages to do so pretty well in both a web comic as well as a short tribute and imploration for us to do more.

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December 16th, 2011 10:21 AM Tags: Christopher Hitchens
by Phil Plait in Piece of mind, Religion, Skepticism | 61 Comments » | RSS feed | Trackback >

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