Our Planet's Leaky AtmosphereAs Earth's air slowly trickles away into space, will our planet come to look like Venus?
How to Build Nanotech MotorsCatalytic engines enable tiny swimmers to harness fuel from their environment and overcome the weird physics of the microscopic world
How to Grow New OrgansPioneers in building living tissue report important advances over the past decade
The Planetary Air LeakAs Earth's atmosphere slowly trickles away into space, will our planet come to look like Venus?
Progress in Tissue EngineeringPioneers in building living tissue report important advances over the past decade
Powering NanorobotsCatalytic engines enable tiny swimmers to harness fuel from their environment and overcome the weird physics of the microscopic world
How to Steal Secrets without a NetworkInformation thieves can now do an end run around encryption, networks and the operating system
How Hackers Can Steal Secrets from ReflectionsInformation thieves can now go around encryption, networks and the operating system
Could Food Shortages Bring Down Civilization?The biggest threat to global stability is the potential for food crises in poor countries to cause government collapse
What Makes Us Human?Comparisons of the genomes of humans and chimpanzees are revealing those rare stretches of DNA that are ours alone
From the Editor
Letters to the Editors
60-Second Science Blog
Black Holes in a Orbital Dance
A recent paper presents compelling evidence of a galaxy harboring two closely spaced black holes.
The Science of Baseball
As the boys of summer take the field, we look at the physics, chemistry and psychology that underpin the U.S. national pastime.
60-Second Psych Podcast
Where Is God?
New research supports critics of the idea that the brain has a “God spot” uniquely associated with religious faith and feelings.
Anatomy Lessons through the Ages
Medical books from centuries past give a glimpse into bygone studies of the human body.
Can Geothermal Power Compete with Coal on Price?
A report says geothermal energy is now cheaper per kilowatt-hour than coal-derived power, but there are plenty of caveats.
60-Second Earth Podcast
Electric Cars and Peak Lithium
What environmental challenges would the widespread adoption of electric cars pose?