Gene Drives Shown to Work in Female Mice
Biologists have demonstrated for the first time that a controversial genetic engineering technology works, with caveats, in mammals
Stories by John Rennie
Safe Limit for Global Warming Is Lowered Dramatically by Experts
Carbon taxes and nuclear power will be necessary to cut CO2 emissions quickly enough to avert disastrous climate change, they say
How the Dive Reflex Extends Breath-Holding
Being under water triggers several biological responses that help to prolong breath holds
Migraine Revelations Afflict Michelle Bachmann's Campaign
The presidential run of Rep. Michelle Bachmann (R-Minn.) hit an unexpected obstacle Tuesday when The Daily Caller reported that, according to sources close to her campaign, she suffered from debilitating migraine headaches brought on by stress on an almost weekly basis...
The Evolutionary Errors of X-Men
Please, Magneto, stop blaming evolution for your anger issues
The Immortal Ambitions of Ray Kurzweil: A Review of Transcendent Man
A documentary about Ray Kurzweil's belief that technology could conquer mortality reveals the futurist's emotional life but fails to question his bold claims
7 Answers to Climate Contrarian Nonsense
Evidence for human interference with Earth's climate continues to accumulate
Inspirations in Space and Closer to Home
Astronomers are finding new planets; humanitarians are improving this one
See No Evil: The Danger of (Human) Primates
Primates can be dangerous and do harm, especially the human ones
In Our Expanding Universe, Earth Is Nothing Special
We're an ordinary species on an ordinary planet. Or are we?
Qatar to get cord-blood bank, thanks to Virgin's Branson
DOHA, QATAR—Futuristic health technologies often first benefit patients in the U.S. and Europe. Now an ambitious plan backed by high-flying entrepreneur Richard Branson to start a national public-private cord blood bank in the Arab emirate of Qatar might help to ensure that the evolving science of regenerative medicine will also be able to find applications quickly within the Middle East...
Cleaning up the dirtiest fossil fuel: One company's coal fix
BOSTON (March 11, 2009) -- In most discussions of energy and climate, coal figures prominently as one of the villains. Burning coal is responsible for more than a third of all energy-related U.S...
In a Not-So-Rosy Outlook for Green, Energy Still Wins
BOSTON (March 10, 2009) -- None too surprisingly, the business and financial communities generally foresee a continued slump in capital investment for most segments of green technology—although the energy sector may do relatively well...
Where will clean tech companies find funding?
BOSTON (March 10, 2009)—If tomorrow's economy is to be sustainable both environmentally and economically, many new “clean tech” technologies and companies will need to arise...
Tuberculosis, The Unromantic Killer
Tuberculosis has never stopped being one of the world's most lethal infections
A Molecular Checkup: The Nano Future of Medicine
Scientific American Editor in Chief John Rennie introduces the February 2009 issue
Green Role Model: California Academy of Sciences
This campus features a roof growing as green as their traditional landscaping
Dynamic Darwinism: Evolution Theory Thrives Today
The naturalist would approve of how evolutionary science continues to improve
Looking at Moons from Apollo 8 and Cassini
When this world has you down, try looking at it from another one
