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Stirile zilei - News of the day

In a striking example of natural selection, the Bajau people of South-East Asia have developed bigger spleens for diving, a study shows. The Bajau are traditionally nomadic and seafaring, and survive by collecting shellfish from the sea floor ... Discuss
Geobiologist Victoria Orphan stands at the stern of the research vessel Western Flyer, watching her colleagues put the last touches on an unusual spread. Among the offerings: a large turkey leg, an alligator head and bowls of gelatinous agar that ... Discuss
For people whose blood pressure rises when measured at the doctor's office — a condition known as "white coat hypertension" — there may be a real reason to worry, new research shows. White coat hypertension, which may affect up to 30 percent of ... Discuss
An international team of astronomers has revealed the chemical composition of 350,000 stars in the Milky Way as part of an unprecedented sky-scanning project which could reveal the Sun's lost siblings. This is the first major data release from the ... Discuss
A farmer is defending a chile pepper dubbed the hottest on Earth that reportedly landed a man in a hospital with “thunderclap headaches.” Salvatore Genovese, who runs a seven-acre farm in Bedfordshire, England, recently told Sky News that the small but ... Discuss
Researchers may have found a way to rebuild cavity-damaged teeth without the use of expensive and painful treatments. Peptide-based treatment - which involves amino acid chains applied and then bound to lesions in the enamel of a tooth - proved to ... Discuss
A friend will help you move, goes an old saying, while a good friend will help you move a body. And why not? Moral qualms aside, that good friend would likely agree the victim was an intolerable jerk who had it coming and, jeez, you shouldn't have done ... Discuss
Do you wake up bright eyed and bushy-tailed, greeting the sunrise with cheer and vigor? Or are you up late into the night and dread the sound of your alarm clock? We call this inherent tendency to prefer certain times of day your “chronotype” (chrono ... Discuss
The falcon's stoop has fascinated birdwatchers and scientists alike. "Detailed descriptions of the peregrine's dive date back centuries," said Robin Mills, a behavioral ecologist at the University of Groningen in the Netherlands. More recently, researchers ... Discuss
The Atlantic Ocean circulation that carries warmth into the Northern Hemisphere's high latitudes is slowing down because of climate change, a team of scientists asserted Wednesday, suggesting one of the most feared consequences is already coming to ... Discuss
There’s more subtlety than humans have realized in dropping out of the sky so fast your tail feathers sing. Male Costa’s hummingbirds in western North America are masters of the tail-screaming courtship plunge. Acoustic cameras recorded these repeated stunts and ... Discuss
What makes a group of animals genetically similar to each other? Traditionally, scientists have thought that animals living near each other are more likely to have things in common genetically. Another explanation is that animals living in similar ... Discuss
Evidence reported in the journal Current Biology on April 12 shows that sweet potatoes arose before there were any humans around to eat them. The findings also suggest that the sweet potato crossed the ocean from America to Polynesia without any help from ... Discuss
The massive jawbone of a 205-million-year-old ichthyosaur has been discovered in southwestern England, making it "one of the largest animals to ever live" — it was nearly the size of a blue whale. The findings, published in the journal PLOS, show that ... Discuss
A traumatic brain injury (TBI), even a mild one such as a concussion, may raise your risk for dementia, a new study suggests. Researchers analyzed 36 years of data from 2.8 million people and found that those who sustained TBIs were 24 percent more likely ... Discuss
Staying physically fit can help ward off heart trouble, even if your genetics put you at higher risk for clogged arteries, a new, large study suggests. The researchers looked at nearly 500,000 middle-aged and older adults and found those with higher fitness ... Discuss
Earth's magnetic field plays a vital role in everything from animal migration to protecting the Earth from the Sun's harsh solar wind. Now, a recent study finally sheds light on how some birds visually see Earth's magnetic field. Birds use Earth's ... Discuss
Astronomers using the Hubble Space Telescope have found the farthest star ever observed, a bright dot 9 billion light-years away. Forget thanking their lucky stars: This discovery required the fortuitous alignment of a massive galactic cluster. The ... Discuss
Life could exist just one planet removed from Earth, according to new research. A paper published last week in the peer-reviewed journal "Astrobiology" takes a look at the second rock from the Sun -- Venus -- as well as its atmosphere to expand on a ... Discuss
New light has been shed on a little understood period of dinosaur evolution after giant prehistoric footprints were discovered on the Isle of Skye. Researchers, including some from Edinburgh University, have been analysing dozens of the footprints ... Discuss
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