Dark, massive asteroid to fly by Earth on May 31

It's 1.7 miles long. Its surface is covered in a sticky black substance similar to the gunk at the bottom of a barbecue. If it impacted Earth it would probably result in global extinction. Good thing it is just making a flyby.

Thin, active invisibility cloak demonstrated for first time

(Phys.org) —Invisibility cloaking is no longer the stuff of science fiction: two researchers in The Edward S. Rogers Sr. Department of Electrical & Computer Engineering have demonstrated an effective invisibility cloak ...

NASA contacts Voyager 2 using upgraded Deep Space Network dish

On Oct. 29, mission operators sent a series of commands to NASA's Voyager 2 spacecraft for the first time since mid-March. The spacecraft has been flying solo while the 70-meter-wide (230-foot-wide) radio antenna used to ...

Primordial weirdness: Did the early universe have 1 dimension?

(PhysOrg.com) -- Did the early universe have just one spatial dimension? That's the mind-boggling concept at the heart of a theory that University at Buffalo physicist Dejan Stojkovic and colleagues proposed in 2010.

Spray-on antenna gets great reception at Google event

(PhysOrg.com) -- A spray-on antenna? The idea is not fantasy but real and tested technology that works. A Utah startup has introduced a spray-on signal booster in a can that promises an improved signal. The company suggests ...

Wireless advances could mean no more cell towers

(AP) -- As cell phones have spread, so have large cell towers - those unsightly stalks of steel topped by transmitters and other electronics that sprouted across the country over the last decade.

page 1 from 40