Adding transparency to graphene paper improves supercapacitor capacitance
Why do measurements of the gravitational constant vary so much?
Cosmic radiation causes fluctuations in global temperatures, but doesn't cause climate change
Discovery shows what the solar system looked like as a 'toddler'
Astronomers have discovered a disc of planetary debris surrounding a young sun-like star that shares remarkable similarities with the Kuiper Belt that lies beyond Neptune, and may aid in understanding how ...
Best of Last Week—Increasing antihydrogen production, converting waste heat to electricity and video game brain impact
Researchers develop method of fabricating perovskite solar cells that is more efficient, costs less
Ancient star raises prospects of intelligent life
Can life survive for billions of years longer than the expected timeline on Earth? As scientists discover older and older solar systems, it's likely that before long we'll find an ancient planet in a habitable ...
Astrophysicists offer proof that famous image shows forming planets
A recent and famous image from deep space marks the first time we've seen a forming planetary system, according to a study by University of Toronto astrophysicists.
Tesla CEO plugs into new market with home battery system
Never lacking daring ideas, billionaire entrepreneur Elon Musk is determined to jolt the electricity market.
Engineering a better solar cell: Study pinpoints defects in popular perovskites
One of the fastest-growing areas of solar energy research is with materials called perovskites. These promising light harvesters could revolutionize the solar and electronics industries because they show ...
Engineering team invents a camera that powers itself
A research team led by Shree K. Nayar, T.C. Chang Professor of Computer Science at Columbia Engineering, has invented a prototype video camera that is the first to be fully self-powered—it can produce an ...
Irradiating formamide with meteorite dust can lead to synthesis of prebiotic compounds
Solution-grown nanowires make the best lasers
Take a material that is a focus of interest in the quest for advanced solar cells. Discover a "freshman chemistry level" technique for growing that material into high-efficiency, ultra-small lasers. The result, ...
Complex organic molecules discovered in infant star system
For the first time, astronomers have detected the presence of complex organic molecules, the building blocks of life, in a protoplanetary disk surrounding a young star, suggesting once again that the conditions ...