Shark skin has long been known to improve the fish’s swimming performance by reducing drag,…
Month: February 2012
How the zebra got its stripes
Horseflies are unpleasant insects that deliver powerful bites and now it seems that zebras evolved…
Cellular switches: From the RNA world to the ‘modern’ protein world
Scientists have discovered the molecular mechanism of a G protein family. G proteins play a…
Mobile launcher tests confirm designs, NASA analysis concludes
The 355-foot-tall mobile launcher, or ML, behaved as expected during its move to Launch Pad…
Fruit fly turn-on: A sexy, youthful smell may make up for advancing age
Beauty is more than skin deep, at least for fruit flies studied in new research…
NASA small explorer mission celebrates 10 years and 40,000 X-ray flares
On February 5, 2002, NASA launched what was then called the High Energy Solar Spectroscopic…
Mars-bound NASA rover carries coin for camera checkup
The camera at the end of the robotic arm on NASA’s Mars rover Curiosity has…
NASA’s Galaxy Evolution Explorer in standby mode
NASA’s Galaxy Evolution Explorer, or Galex, was placed in standby mode Feb. 7, 2012 as…
Global sea level rise: NASA mission takes stock of Earth’s melting land ice
In the first comprehensive satellite study of its kind, researchers have used NASA data to…
New views show old NASA Mars landers
The High Resolution Imaging Science Experiment (HiRISE) camera on NASA’s Mars Reconnaissance Orbiter recorded a…