1,529 results
- Planetary Science
The Whole Enceladus
Saturn's moon Enceladus has become the hottest new place to look for life in the chilly outer solar system.
- Humans
Letters from the February 26, 2005, issue of Science News
Let’s move it, people When I read of the Hubble Space Telescope–repair controversy (“People, Not Robots: Panel favors shuttle mission to Hubble,” SN: 12/18&25/04, p. 388; “Lean Times: Proposed budget keeps science spending slim,” SN: 2/12/05, p. 102), this question comes to mind: Why can’t an unmanned, powered vehicle latch on to Hubble and fly […]
- Materials Science
Whisking Whiskers: Nanobrushes sweep up
Researchers have made microscopic brushes with carbon nanotube bristles.
- Humans
Space Woes: NASA programs reel from shuttle problems
Technological problems for NASA's space shuttle Discovery, such as falling foam and dangling insulation, are causing safety worries and throwing a crimp into the U.S. space program.
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Lamprey cyborg sees the light and responds
Researchers have paired the brain of a sea lamprey with a small robot that can detect and move around in response to light.
- Physics
Twinkle Toes: How geckos’ sticky feet stay clean
Besides allowing geckos to cling to walls and ceilings, the millions of tiny fibers on the undersides of these lizards' toes clean themselves with each step.
- Tech
DNA puts its best foot forward
A robot made of DNA has taken its first steps, suggesting that such devices could eventually be used for nanoscale manufacturing.
- Earth
Ocean-sensor project reaches milestone
Oceanographers seeking to deploy an armada of 3,000 robotic probes to take the pulse of Earth's oceans have passed the halfway mark and hope to have the full array of sensors in place by 2007.
- Humans
Irreplaceable Perplexity 101
An imaginary classroom provides lessons on the all-too-real debate over evolution and intelligent design.
- Computing
Calculating Swarms
Ant teamwork suggests models for computing faster and organizing better.
- Tech
Robots making robots, with some help
A new type of robotic system that designs and produces robotic offspring may represent a first step toward self-replicating "artificial life."
- Humans
From the May 11, 1935, issue
Falconry in the United States, new 'ears' for anti-aircraft guns, and Albert Einstein's objections to quantum mechanics.
