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223,170 articles from PhysOrg

Texas Unveils Fitness Test for Students

(AP) -- Ten-year-old Peter Choi said he prefers playing dodgeball to crunching out abdominal curl-ups. But the modified sit-ups that the fifth-grader at Arapaho Classical Magnet School says sometimes make his stomach hurt are here to stay, part of the statewide physical fitness test introduced Thursday by the Texas Education Agency.

Texting, Facebook Used to Alert Students

(AP) -- When a masked freshman came to campus at St. John's University with what police said was a loaded rifle sticking out of a bag, the school alerted students via cell-phone text messages within 18 minutes.

Two-Headed Turtle Goes on Display in Pa.

(AP) -- A pet store has bought a two-headed turtle from a collector and plans to keep it on display, the store manager said. The 2-month-old turtle, actually conjoined red-eared slider twins, fits on a silver dollar.

Sixty pint beer binge leads to four-week hangover

It may be the longest hangover in the history of binge beer drinking. When a 37-year old man walked into a hospital emergency room in Glasgow, Scotland last October complaining of "wavy" vision and a non-stop headache that had lasted four weeks, doctors were at first stumped, the British journal The Lancet reported Friday.

Research cautions to catch-and-release in less than 4 minutes

Recreational fishing that involves catch-and-release may seem like just good fun, and that released fish go on to live happily ever after, but a recent study at the University of Illinois shows that improper handling techniques by anglers can increase the likelihood of released fish being caught by predators.

Group to Plant Cloned Trees From Estates

(AP) -- In an unusual nod to American history, a national gardening organization will plant a tree Friday cloned from President Teddy Roosevelt's Sagamore Hill home on Long Island. It will join an ash tree cloned from George Washington's Mount Vernon estate, with plans to add genetic replica trees from properties owned by Thomas Jefferson and Abraham Lincoln - ultimately creating a tree tribute...

Exotic Parrots Return to Cook Islands

(AP) -- Two centuries after a dazzlingly feathered parrot called the Rimitara lorikeet disappeared from the Cook Islands, a breeding colony of the birds has been re-established with the help of the islands' royalty.


'Towering' Achievement for Goddard's Visualization Studio

"Towers in the Tempest," a NASA visualization that illustrates the complex science of hurricane hot towers, has been selected for an award by the National Science Foundation (NSF) and Science Magazine's fifth annual International Science and Technology Visualization Challenge.

FCC Chairman Discusses Proposed Takeover

(AP) -- Broadcasters nationwide need not worry about local advertising revenue disappearing if the proposed takeover of XM Satellite Radio Holdings Inc. by Sirius Satellite Radio Inc. goes through, the FCC's chairman said Thursday.

Rover at 1st Destination in Mars Crater

(AP) -- NASA's rover Opportunity has reached its first stop inside a huge Martian crater and was poised Thursday to carry out the first science experiments inside the giant crater a month after reaching the edge of the crevasse.

Senator Says Google Deal Merits Scrutiny

(AP) -- The chairman of a Senate antitrust panel said Thursday that Google Inc.'s proposed $3.1 billion acquisition of online advertising firm DoubleClick Inc. "warrants close examination" by federal regulators.

SOHO Mission Discovers Rare Comet

The Solar and Heliospheric Observatory (SOHO) has discovered a rare periodic comet. SOHO has already discovered more than 1,350 comets during its mission, but this is the first time one of its discoveries officially has been designated periodic.

Cockroaches are morons in the morning, geniuses in the evening

In its ability to learn, the cockroach is a moron in the morning and a genius in the evening. Dramatic daily variations in the cockroach`s learning ability were discovered by a new study performed by Vanderbilt University biologists and published online this week in the Proceedings of the National Academy of Sciences.

Discovery challenges timeline of oxygen on Earth

Two multinational teams of scientists, including four researchers from Arizona State University, are reporting that traces of oxygen appeared in Earth`s atmosphere 50 to 100 million years before the “Great Oxidation Event.” This event happened between 2.3 and 2.4 billion years ago when most geoscientists think atmospheric oxygen rose sharply from very low levels. The amount of oxygen before that...

Ethics Group Rips Google on Copyrights

(AP) -- An ethics group is urging Congress to scrutinize Google Inc.'s copyright controls after finding hundreds of apparently pirated movies available on the Internet search leader's Web site.