EXCLUSIVE: The Day Einstein Died – Photo Gallery – LIFE “Albert Einstein, the genius physicist whose theories changed our ideas of how the universe works, died 55 years ago, on April 18, 1955, of heart failure. He was 76. His funeral and cremation were intensely private affairs, and only one photographer managed to capture the… Continue reading Links for 2010-04-18
Author: Chad Orzel
Hogwarts, Watch Out
Some bonus cute for your weekend: Here’s SteelyKid apparently deciding to be a wizard. She can wave a stick and babble in what might as well be fake Latin with the best of them– don’t try to tell her she can’t.
Silly Unconventional Love Songs
Via Kate, a call for love songs. I like most of the songs on Kate’s list, but as I tried to think of songs to add, I realized a couple of things: 1) I own more really good kiss-off songs than I do traditional love songs, and 2) even the songs that I like about… Continue reading Silly Unconventional Love Songs
Links for 2010-04-17
The Secret of L.A.’s 10-Year-Old Fake Freeway Sign – Traffic – Jalopnik “An artist named Richard Ankrom had the same experience, and so he did what any fed-up Los Angeles driver would do: He created a simple directional tool to help drivers prepare for the 5’s poorly marked hairpin exit. He designed and sewed a… Continue reading Links for 2010-04-17
Amazing Laser Application 8: Holography!
What’s the application? Holograms are images of objects that appear three-dimensional– if you move your head as you look at a hologram, you will see the usual parallax effects, unlike a normal photograph, which is fixed. So, if your hologram includes one object that is partly behind another object, you can see around the obstruction… Continue reading Amazing Laser Application 8: Holography!
Optics Quiz Answer
Around 470 people voted in yesterday’s optics quiz. I continue to be amazed at the power of radio button polls to bring people into the blog. As of early Friday morning, the correct answer is solidly in he lead– 63% of respondants have correctly replied that the image remains intact, but is half as bright.… Continue reading Optics Quiz Answer
Links for 2010-04-16
YouTube – Real Word Problems From My Physics Book – PH17 Amazingly, this isn’t the silliest problem I’ve seen in an intro physics book… (tags: education physics science silly video youtube) Twitter / @busynessgirl/Calcwars Newton, Leibniz, meet Twitter. Twitter, Isaac Newton and Gottfried Leibniz. (tags: silly math science history internet) Phys. Rev. Lett. 104, 153202… Continue reading Links for 2010-04-16
Thursday Ninja Gardener Blogging 041510
The arrival of good weather has led to a good deal of yard work here at Chateau Steelypips. SteelyKid, being a sturdy and active toddler, is quite insistent that she can help with the raking: Or, possibly, fight off demon armies with her ninja skills. It’s a little hard to say. Swinging the rake around… Continue reading Thursday Ninja Gardener Blogging 041510
How to Teach Physics to Your Dog: Obsessive Update
The pace has slowed, but there are still occasional sightings of How to Teach Physics to Your Dog in my Google vanity searches: It turns up on library blogs with some regularity. This particular one, from the University of Wisconsin-Whitewater is nice because it’s not just a rewrite of the publicity copy I was really… Continue reading How to Teach Physics to Your Dog: Obsessive Update
Optics Quiz: What Do You Get With Half a Lens?
I was starting to type up the next Laser Smackdown entry, when it occurred to me that this was a good point to talk about a neat little thing from optics. It further occurred to me that this would be a good poll/quiz topic, to see what people think before I give you the real… Continue reading Optics Quiz: What Do You Get With Half a Lens?