Astronomers have unveiled the largest ever 3D map of the sky, encompassing massive galaxies and distant black holes, based on Sloan Digital Sky Survey III (SDSS—III).

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by 刘貂儿 | 2013-07-17

THE next time humans set foot on an alien world, they may not travel alone. Small, lightweight "bug boxes" packed full of engineered microbes could make life on hostile planets a lot more liveable.

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by 如意 | 2013-09-30

The rocketeers at Masten Space Systems (see p. 3) are pretty happy with the Xombie they’ve created. The vertical take-off/vertical landing vehicle passed a big goal Tuesday: flying 750 meters downrange. As you can see in the video below, Xombie — which wo

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by 如意 | 2013-09-30

On several nights this winter, in the frigid stratosphere over the Pacific Ocean, the pilots of a dramatically modified Boeing 747SP will relinquish control of the aircraft, and astronomical mission controllers will take over, steering the jumbo jet westw

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by 如意 | 2013-09-30

My first experience with Unmanned Aerial Vehicles was in the spring of 2005, when I visited the Marine Corps Air Ground Combat Center at Twentynine Palms, California. I was researching an article on close air support, and got a firsthand look at the RQ-2

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by 如意 | 2013-09-30

As the space station gets its finishing touches (Atlantis carries up a new Russian storage module on tomorrow’s STS-132 mission), we’ll see some new gadgets come into play. One is the European Robotic Arm, due to be installed on the Russian Multipurpose L

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