TOPIC physics

Artist's conception of a planet with binary stars [Credit: Tim Jones/McDonald Observatory]
Artist's conception of a planet with binary stars [Credit: Tim Jones/McDonald Observatory]

Double Sunrise

A new theory proposes Earth-like planets with double the star power.

By Monica Heger, December 5th, 2007

A Good Microbe is Hard to Kill

NASA’s “clean rooms” are home to a variety of extreme bacteria.

By Jeremy Hsu, November 9th, 2007

How do bikes balance when we ride them?

- asks Ariel from Vermont

By Molika Ashford, November 5th, 2007

Winging It

Can physics solve the mystery of avian flight?

By Erica Westly, July 18th, 2007

How could the universe expand faster than the speed of light? That seems impossible!

- asks Paul

By Joshua J Romero, July 9th, 2007

No Signal in the City

Why it’s still hard to get cell-phone reception in the urban jungle.

By Joshua J Romero, April 13th, 2007

What We Know about Cosmology

And what we might hope to discover, according to the new book Brave New Universe.

By Kristina Fiore, January 17th, 2007

Stringing Up String Theory

Mathematician Peter Woit explains why string theory is worse than wrong.

By Karen Schrock, December 28th, 2006

The Poetry of Mathematics

A new book explores how the language of math is truer than words in describing the world

By Edyta Zielinska, November 13th, 2006

I’ve heard about a gravity beam that can send people through space. Is that for real?

– asks Ahren Lembke-Windler from Albuquerque, NM.

By Meredith Knight, November 13th, 2006

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