Thousands of invisibility cloaks trap a rainbow

Many people anticipating the creation of an invisibility cloak might be surprised to learn that a group of American researchers has created 25 000 individual cloaks.

A new look at Apollo samples supports ancient impact theory

New investigations of lunar samples collected during the Apollo missions have revealed origins from beyond the Earth-Moon system, supporting a hypothesis of ancient cataclysmic bombardment for both worlds.

Oldest art even older

New dates from Geißenklösterle Cave in Southwest Germany document the early arrival of modern humans and early appearance of art and music.

NASA offers guidelines to protect historic sites on the Moon

(Phys.org) -- NASA and the X Prize Foundation of Playa Vista, Calif., announced Thursday the Google Lunar X Prize is recognizing guidelines established by NASA to protect lunar historic sites and preserve ongoing and future ...

Morgan Stanley may refund some Facebook investors

(AP) -- Morgan Stanley, the lead investment bank in Facebook's troubled initial public offering, will compensate retail investors who overpaid when they bought Facebook's stock in Friday's IPO, according to a source familiar ...

Slip-and-slide power generators

Researchers from Vestfold University College in Norway have created a simple, efficient energy harvesting device that uses the motion of a single droplet to generate electrical power.

A nanoclutch for nanobots

Chinese researchers have designed and tested simulations of a "nanoclutch," a speed regulation tool for nanomotors.

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