By altering levels of kynurenic acid in the brain, scientists made marijuana less pleasurable, leading monkeys to voluntarily consume 80 percent less of it
The skeletons, between 7,500 and 3,500 years old, house DNA that trace waves of migrations from regions across Europe
The water was once bound as ice in a small, rocky planet or asteroid that was destroyed 200 million years ago
After killing lower-level females' pups, ruthless dominant meerkats force the childless moms to nanny the alpha's brood--those that resist are exiled
Persistently abnormal weather will arrive at different areas at different times, hitting the tropics soonest
A lightweight sensor attached to alpine swifts reveals that the small migratory birds can remain aloft for more than 200 days without touching down
Research in mice shows that heavy drinking triggers cellular changes that interfere with bone formation
Beetles, moths and aphids are markedly turned off by the hint of impending rain, likely an evolutionary adaptation to prevent them from getting washed away
Tests show that diesel pollutants reduce bees' ability to smell flowers, potentially playing a role in the disappearance of the pollinating insects
New testing shows that high levels of radium are being released into the watershed that supplies Pittsburgh's drinking water
The accelerometer chip in iPhones can detect seismic movement and may even provide a few seconds of warning before the most violent shaking strikes
The rodents' usual cellular structure is good at taking information from DNA and making proteins—these proteins may help extend their lifespans
The rock closely resembles mugearites, which form after molten rock encounters liquid water
The ancient fossil, just discovered in China, could upend our understanding of how all vertebrates evolved over time
The rising chance of extreme weather is forcing insurance companies to adjust their models as they take on more risk
The more eggs a parasitic cuckoo finch lays in its host's nest, the more likely a discerning foster parent will accept the finch's young as its own
A surprisingly accurate model shows that warfare and military technology determined where empires arose
Bertholdia trigona, a moth native to the Arizona desert, emits ultrasonic clicks at a rate of 4,500 times per second to blur bats' acoustic vision
White whales, such as the recently spotted humpback nicknamed Migaloo, are rare and elusive creatures. How many are there and why are they white?
Earwax collected from a beached whale shows that the creature ingested a host of toxins, such as DDT and mercury, throughout its life
Page 3 of 66