Elissa McDonald

8 Flips | 1 Magazine | @Baxter_Baby | Keep up with Elissa McDonald on Flipboard, a place to see the stories, photos, and updates that matter to you. Flipboard creates a personalized magazine full of everything, from world news to life’s great moments. Download Flipboard for free and search for “Elissa McDonald”

Even Stephen Hawking makes mistakes – he's wrong about the Israel boycott

I followed the news of Professor Stephen Hawking's decision to decline an invitation as an honored speaker at the conference hosted by Israeli …

Exploring An Ever-Expanding Universe

Saul Perlmutter shared the 2011 Nobel Prize in physics for his discovery that the universe was expanding at an accelerating rate. Perlmutter explains how supernovae and other astronomical artifacts are used to measure the expansion rate, and explains what physicists are learning about "dark energy" …

Bubble Math: Researchers Describe Mathematically the Stages in Bubble Evolution

Researchers from University of California, Berkeley have described mathematically the successive stages in the complex evolution and disappearance of …

Hubble Finds Atmosphere of White Dwarfs Polluted With Planet Debris

Astronomers using NASA's Hubble Space Telescope have announced the discovery of the atmospheres of two white dwarfs (burned-out stars) polluted with …

The Week In Numbers: The Brightest Explosion Ever, A Ticket To The Moon, And More

<b>3.6 billion light-years</b>: the distance from Earth of a recently observed gamma-ray burst, the brightest explosion NASA scientists have ever seen<p><b>$25,000</b>: the fine internet providers face per day if they refuse to spy for the FBI<p><b>200 horsepower</b>: the oomph in the turbodiesel engine of this …

Engineer argues Egyptian pyramid decay is due to centuries of expansion

For centuries, Egypt's pyramids have been a point worldwide fascination. Scholars have long asked, how did the egyptians build them at all, much less so beautifully? But, when structural engineer Peter James looked at the pyramids, he asked why they were falling apart. The longstanding explanation …

WIRED Space Photo of the Day 2013 | WIRED

Jan. 19, 2014: Solar X-Flare<p>The largest sunspot group of the solar cycle unleashed a large (X1.2 class) flare just when it was facing right towards …

Astronomy's Little Secret: The Hidden Art Of 'Moonsweeping'

A few nights ago, (Wednesday, I think, around midnight), I was by my window looking up, and there, hanging in the sky, I saw the moon. Not all of it, just what the almanac used to call "a crescent" — what my mom called a "toenail moon." The whole moon, I knew, was up there, hidden in shadow. The …