Quantcast
Home » Archives » Science (Page 449)

Immune system researchers win Nobel Medicine Prize

Three scientists shared the Nobel Medicine Prize on Monday for their ground-breaking work on the immune system which the jury said opened up new prospects for curing cancer and other diseases. The laureates are Bruce Beutler of the United States, Jules Hoffmann of Luxembourg and Ralph Steinman of Canada. “This year’s Nobel laureates have revolutionised our understanding of the immune system by…

Act now to diversify crops at risk, say scientists

Farm chiefs have a narrowing chance to diversify vital crops at rising threat from drought, flood and pests brought by climate change, food researchers warned on Monday. The world’s nearly seven billion people are massively dependent on a dozen or so crops that, thanks to modern agriculture, are intensively cultivated…

China activist defies officials in fight to save lake

Prominent environmental activist Wu Lihong plunges his hands into a thick layer of toxic green scum and brown foam floating on one of China’s biggest freshwater lakes. Despite a two-decade battle to clean up the once-scenic Taihu Lake that earned him three years in jail, Wu says the water still…

Scientists worried as Arctic has record ozone loss

An ozone hole five times the size of California opened over the Arctic this spring, matching ozone loss over Antarctica for the first time on record, scientists said on Sunday. Formed by a deep chill over the North Pole, the unprecedented hole at one point shifted over eastern Europe, Russia…

Critics charge Obama sets NASA on ‘path of decay’

By Jean-Louis Santini WASHINGTON — High-profile critics fear President Barack Obama’s commercial overhaul of human spaceflight is going nowhere and could mark the end of half a century of US supremacy among the stars and planets. “We will have no American access to, and return from, low Earth orbit and…

Rare flu-like virus on the rise: U.S.

A rare virus has killed three people and sickened nearly 100 in Japan, the Philippines, the United States and the Netherlands over the past two years, US health authorities said Friday. The culprit is human enterovirus 68 (HEV68), and its respiratory symptoms can be particularly dangerous to children, the US…

Little threat to Earth from big asteroid: NASA

WASHINGTON — Fewer giant asteroids are out in space than once thought and most of the biggest near-Earth asteroids have been found, leaving little threat of one smashing into the planet, NASA said Thursday. The latest data from the US space agency’s Wide-field Infrared Survey Explorer, or WISE telescope, shows…

Ancient river-like volcanoes formed Mercury’s plains

WASHINGTON — The planet closest to the Sun had plenty of its own heat to release billions of years ago and erupted in vast river-like volcanoes that oozed around its northern pole, said a study out Thursday. For more than three decades, scientists have thought volcanoes may have helped craft…

SpaceX says ‘reusable rocket’ could help colonize Mars

WASHINGTON — The US company SpaceX is working on the first-ever reusable rocket to launch to space and back, with the goal of one day helping humans colonize Mars, founder Elon Musk said Thursday. The vehicle would be a reusable version of the Falcon 9 rocket which SpaceX used to…

Study finds ‘magic mushrooms’ may improve personality long-term

A new study suggests that a single dose of psilocybin — the active ingredient in “Magic Mushrooms” — can result in improved personality traits over the long term. Researchers at the Johns Hopkins University School of Medicine found that individuals who received the drug once in a clinical setting reported…

Google+