Now You Can Peruse Carl Sagan’s Stuff
A collection featuring Carl Sagan paraphernalia is open to the public at the Library of Congress.
23:40
Searching for Earth 2.0
New data suggest one in every five stars like the sun may have an Earth-like planet circling it.
Saturn Says ‘Cheese’
The Cassini spacecraft’s sweeping shot shows Saturn, its moons and rings, and Earth, Venus, and Mars.
What You Didn’t Know About Einstein
When you find yourself wanting to re-read a book that you just finished, you gotta recommend it to others.
17:20
India and NASA Home In on Mars
The Mangalyaan orbiter would make India the fourth space program to reach the Red Planet.
29:58
Chris Hadfield’s Lessons From Life in Orbit
Retired astronaut Chris Hadfield explores life floating through space and back on Earth.
8 Minutes, 42 Seconds to Space
An excerpt from “An Astronaut’s Guide to Life on Earth.”
23:27
Science Goes To The Movies: ‘Gravity’
Astronauts separate fact from fiction in Alfonso Cuarón’s “Gravity.”
A Double Take on the Northern Lights
A method using consumer grade photography gear offers a fresh look at the aurora borealis.
The Uncanny Geometry of Martian Dunes
A lofty view from space reveals the Red Planet’s polygonal geometry.