Topic: Life Sciences
Top galleries, list articles, quizzes
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US tax time: A later deadline and other tax facts
Thanks to a holiday in Washington, D.C., the federal tax-filing deadline this year is April 17, two days later than usual. The extra time provides an opportunity to peruse some random tax-related facts.
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15 great stories from Hollywood legends
From the book Conversations at the American Film Institute with the Great Moviemakers, Hollywood luminaries share some fascinating stories.
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World rankings: top 10 universities around the globe
Britain's leading higher education publication, The Times Higher Education, today released its 2012 reputation rankings for universities worldwide. Here is a list of the top 10.
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Five hotbeds of biodiversity
Here are five flora- and fauna-rich ecologies that Conservation International, a nonprofit organization in Arlington, Va., says are more than 70 percent intact.
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Five places we might find life in our own solar system
Life on Earth occupies some bizarre places – pools of pitch, deep-sea hydrothermal vents, and lightless lakes buried under glaciers. While scientists hunt for hospitable planets circling other stars, the solar system has a few candidates. Here are five.
All Content
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Decoding tomato DNA: Genetics could yield sweeter fruit
Knowing the genetic sequence of one tomato can help seed companies and plant breeders get a grasp on what makes different varieties, like heirloom tomatoes, different from the generic grocery tomato.
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Forget 'Men in Black 3': Why aliens won't attack Earth
SETI hunter Jill Tarter says Sir Stephen Hawking is wrong about aliens coming to attack or colonize Earth. If aliens can get here, Tarter reasons, they'll be advanced enough not to need slaves, food or other planets,
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Etan Patz killing: Motive is a puzzle for police, and potentially, a jury
Pedro Hernandez has said he killed Etan Patz 33 years ago because he 'felt the urge to kill,' raising questions for behavioral scientists. He is hospitalized and reportedly under suicide watch.
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Modern Parenthood
Future plans: six tips to deal with teen's differing life goals
In searching for their identity, teenagers often change course on their education and career goals, frustrating parents who have different paths in mind. These six tips remind parents to keep things in perspective.
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Paralyzed woman masters mind-controlled robotic arm
Cathy Hutchinson is one of two patients undergoing a trial of the BrainGate neural interface, a system designed to transmit paralyzed patients' thoughts into commands.
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For sale: Tyrannosaurus skeleton at NYC auction
A nearly complete Tyrannosaurus bataar skeleton, the Asian cousin of the T-Rex dinosaur, is up for sale Sunday. Starting bid: $850,000.
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What's causing mass pelican and dolphin deaths in Peru?
Delays in the autopsies of thousands of dead pelicans and dolphins in Peru are causing difficulties for officials as they attempt to determine causes of death in these die-offs.
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Were pliable heads an adaptation to walking upright?
New research relates hominin brain growth to walking on two feet.
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Was ancient crocodile world's largest?
Researchers have recently unearthed what they think may have been the biggest crocodile ever to have lived on Earth.
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Horsehair helps locate the origins of domestication
A new study points to the area made up of Kazhakstan, Russia and Ukraine as the region that was home to the first domesticated horses.
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Scientists: Dinosaur flatulence may have warmed Earth (+video)
Like gigantic, long-necked, prehistoric cows, sauropod dinosaurs roamed widely around the Earth 150 million years ago, scientists reported in the journal Current Biology on Monday.
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Did dinosaur 'emissions' help warm the prehistoric climate? (+video)
In a new study, scientists theorize that giant, vegetation-munching sauropods emitted nearly as much methane each year into the warm atmosphere as do all natural and industrial sources today.
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Did a copying mistake give rise to human intelligence?
New research suggests that a copying error found in humans seems to distinguish human brains from those of primates.
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Zombie ant fungus, meet the anti-zombie-ant fungus
A new study has found that a zombifying ant fungus can be kept at bay by another pathogen.
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Were dinosaurs in decline before the asteroid?
A recent study shows that larger herbivorous dinosaurs were becoming less diverse before the mass extinction.
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Humongous fleas gorged on dinosaurs, report scientists
Five to 10 times larger than today's bloodusuckers, the flea-like Mesozoic bugs whose fossils were unearthed in China are thought to have dined on feathered dinosaurs and mammals.
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Some dinosaurs were declining before asteroid struck, say scientists (+video)
By the time that giant meteor collided with our planet at the end of the Cretaceous, some dinosaur species were already heading toward extinction, new research indicates.
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How a bizarre ocean current could create coral refuges (+video)
Warming in the Pacific could lead to new currents that create islands of refuge for corals, new research suggests.
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Humongous Asian shrimp invading US waters, say scientists
Giant tiger shrimp may spell trouble for native shrimp species, scientists worry.
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How did European farmers spread agriculture?
By analyzing ancient human remains, scientists have revealed that Stone Age farmers in Europe likely migrated from south to north.
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Fungus kills frogs by dehydration
Research shows that the chytrid fungus, which has drastically reduced global frog populations, kills by disrupting the amphibians' electrolyte balance.
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Tiny sharks glow in the dark ... for camouflage
The smalleye pygmy shark uses light-emitting organs in its belly to actually hide itself from predators, a new study suggests.
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Bumblebee gecko species a 'striking surprise,' say scientists
Bumblebee gecko: A new species of gecko, dubbed the 'bumblebee gecko,' after its yellow and black markings, has been discovered in Papua New Guinea.
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Polar bears emerged far earlier than thought, DNA study indicates (+video)
Polar bears were previously thought to have split from brown bears some 150,000 years ago. But a study of the bears' mitochondrial DNA indicates that they became a distinct species about 600,000 years ago.
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Did egg-laying lead to the dinosaurs' demise?
New research suggests that dinosaurs' reproduction through egg-laying may have been a fatal weakness.
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