As I was soaked with rain, I started to rethink my design
Our dependence on big systems--big oil, big coal--steers us away from little ones, such as biofuel made from garbage, that are transforming communities in other countries
Nuclear energy is looking like it will be a big part of a fossil-fuel-free future in the U.S. But the big question remains as big as ever: What's to be done with the waste it generates?
To rescue the Earth, we need bold engineering ideas that go beyond simple recycling
What would you use to keep next-generation nuclear reactors cool? If you said highly reactive molten sodium, take a bow
Huge blankets in the Alps could prevent a big thaw
Embryologist Irina Polejaeva talks about the successes and challenges of cloning performance horses
Scientists are triumphant over extraordinary new images from Saturn and its moons--rivers of methane, ice volcanoes, ferocious storms and more
A dirty bomb produces no nuclear chain reaction, no mushroom cloud. Yet its aftereffects could be devastating
Amazing inventions of 2004
A Hollywood ending for a comp-sci guy: his graphics software goes to the movies.
In the escalating arms race between battery power and consumption, The Cells are losing to The Gadgetsâ€”Big time. Question is, can the chemists catch up to the engineers?
Scientists say ultrasmall man-made particles are toxic to animals. What about us?
Did SARS start in space?
What a national ID card might look like.
A solar cell may one day turn your clothes into portable power sources--keeping you warm or cool, or charging your phone.
We help America's first family of high-tech fireworks prepare for July 4th.
If one of your hominoid ancestors hadn't gotten a viral infection millions of years ago, you might look really, really different today.
Animal behavior: You can learn a lot from a featherhead.
Are mysterious skin cells that never stop dividing a form of cancer, or the best hope yet for treating burn victims?