Neutrinos are almost invisible, but a 1-kilometer cube of ice has found 28 from beyond the solar system. Some are from other galaxies. More
First neutrinos from outer space
Structures and properties of matter
3-D printing: Wave of the future
Layer by layer, 3-D printers fuse tiny particles of plastic or metal, building complex parts from computer instructions — forget hold More
Comet explores sun!
In 2011, a suicidal comet brushed the sun — showing a swirling magnetic field, the source of dangerous “space weather.” What did we More
Melting methane: New thermometer for ancient ocean?
Vast deposits of a strong greenhouse gas are frozen under the ocean. As the ocean warms, this methane is releasing. How much more More
Galactic rays
Scientists have tracked a light beam that’s half-a-million light years long to a monster black hole and found that the hole and its More
Reading magma, predicting giant eruptions
Volcanic eruptions are unpredictable, but here’s a new view of the historic eruption of a Mediterranean monster. About 3,500 years ago, More
Chasing neutrinos at the South Pole
Neutrinos travel through mass with scarcely a trace. A 1-billion ton detector at South Pole “sees” neutrinos from distant galaxies. More
Spider silk: Material of the future?
Strong, tough, sticky, elastic and biodegradable, silk may be used for a mesh to support injured tissues, or as a temporary container More
Nanotech
Running short of copper, phosphorus, rare elements
Elements rule! Without phosphorus fertilizer, millions starve. Copper = electricity shortage. More
Laser: The invention that just won’t quit!
Lasers read and write CDs and DVDs, form the heart of fiber-optics, and are being used in climate prediction, and other areas. More
Big ideas from the smallest world
New snowflake generator reveals nature’s design principles; anti-reflective coating is nearly perfect. Dive into the nitty gritty! More
Telescopes: Tomorrow’s Technology
New technology in ground-based telescopes will give better picture of the universe and detect deadly asteroids. More
Gamma Ray Bursts
Chandra links gamma-ray bursts to supernovas. What really causes these gigantic explosions? More
Nuclear Weapons: New ‘n improved?
Existing nukes may not exhaust the possible nukes. What other weapons could appear on the nuclear shelf? More