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T. rex was bigger than thought: study

CHICAGO — The iconic T. rex dinosaur grew bigger and faster than previously estimated, according to new methods based on actual skeletons instead of scale models, British and US scientists said Wednesday. Scientists digitally modeled flesh on five mounted T. rex skeletons and showed that the meat-eating lizard kings were…

Why the Black Death was the mother of all plagues

Plague germs teased from mediaeval cadavers in a London cemetery have shed light on why the bacterium that unleashed the Black Death was so lethal and spawned later waves of epidemics. The DNA of Yersinia pestis shows, in evolutionary terms, a highly successful germ to which the population of 14th-century…

Vitamin D activates immune response to TB: study

Vitamin D is needed to activate the immune system’s response to tuberculosis, said a US study on Wednesday that could lead to new treatments for the lung disease that kills 1.8 million people per year. Researchers have long known that vitamin D plays a role in the body’s response to…

Women on Pill ‘pick security over sex appeal’

Women who take the Pill tend to choose as partners men who are less attractive and worse in bed but a sounder bet for a long-termrelationship, according to an unusual study published. Probing the effect of contraceptive hormones on mating choice, researchers questioned 2,519 women in the United States, Czech Republic, Britain…

Vitamin E boosts prostate cancer risk: study

WASHINGTON — US researchers warned Tuesday of an alarming link between vitamin E supplements and a 17 percent increased risk of prostate cancer, describing the findings as an “important public health concern.” Ten years after the start of a randomized trial of more than 35,000 men, researchers discovered the spike…

Women chocoholics ‘run smaller risk of strokes’

Have a sweet tooth? It could protect you from a stroke, according to a large Swedish study published Tuesday on women chocolate-lovers. “We followed 33,000 women over the course of 10 years, and we found that those who ate most chocolate had a much lower risk — 20 percent lower…

Film exposes cancer epidemic downstream from Koch Industries plant

Residents of a small Arkansas community say that the toxic pollutants being dumped for years by a Koch Industries plant is killing them. Only 15 families reside around Penn Road and already 11 people have died of cancer. Even more are sick. In a new documentary by Brave New Foundation,…

Nuclear inspector gives green light to atomic energy

LONDON (Reuters) - Britain’s nuclear power plants are safe enough to continue operating and the government’s strategy for building new nuclear plants is adequate, the country’s Chief Nuclear Inspector said in his final post-Fukushima report on Tuesday. “I remain confident that our UK nuclear facilities have no fundamental safety weaknesses (but) no matter…

Japanese scientist unveils ‘thinking’ robot

Robots that learn from experience and can solve novel problems — just like humans — sound like science fiction. But a Japanese reasearcher is working on making them science fact, with machines that can teach themselves to perform tasks they have not been programmed to do, using objects they have…

HIV project in India averted 100,000 infections: study

PARIS — A scheme in six Indian states that concentrated safe-sex campaigns on a few niche groups prevented 100,000 HIV infections over five years, according to estimates published in The Lancet on Tuesday. The so-called Avahan project was launched in 2003 in Andhra Pradesh, Karnataka, Maharashtra and Tamil Nadu, along…

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