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Thawing permafrost frees millions of tons of carbon: study

PARIS — A vast outcrop of the Arctic Siberian coast that had been frozen for tens of thousands of years is releasing huge carbon deposits as rising temperatures thaw parts of its coastline, a study warned Wednesday. The carbon, a potential source of Earth-warming CO2, has lain frozen along the…

Study: Eating chocolate weekly lowers risk of stroke in men

Eating a standard chocolate bar every week could lower a man’s risk of having a stroke in later life by 17%, according to a new study. It suggests that eating even more chocolate could reduce risks even further. Previous studies have found links between eating moderate amounts of cocoa-rich chocolate and protection…

Do posted calorie counts help people make healthy choices?

Do posted calorie counts help people make healthy choices? Have you seen numbers on your menus lately, such as, 410 calories for a bagel and cream cheese, 190 calories for a latte, 1,815 calories for a chicken burrito? Those guilt-inducing numbers are popping up on menus more and more often.…

‘Penis-head’ fish discovered in Vietnam

A new species of fish with a penis on its head has been identified in the Mekong Delta in Vietnam, researchers said on Wednesday. Phallostethus cuulong is the newest member of the Phallostethidae family — small fish found in Southeast Asian waters that are distinguished primarily by the positioning of…

Small families boost prosperity for descendants: study

Having a smaller family is a springboard for giving future generations the chance of greater prosperity, according to a Swedish study published on Wednesday. Providing scientific support to what is anecdotal evidence, it says that in an advanced industrialised society, having fewer offspring means children benefit from greater parental investment…

Search for alien life gets boost at twin star

WASHINGTON — The universe is looking increasingly crowded as scientists Tuesday announced the first proof twin stars can host multiple planets — boosting their search for a planet that could support life. “We’re seeing more and more planets in more and more situations,” Jerome Orosz, an astronomer at San Diego…

Brazil to deploy world’s first floating oil terminal

RIO DE JANEIRO — Brazil’s state-owned energy giant Petrobras said Tuesday it will deploy the world’s first floating oil terminal capable of refueling tankers on the high seas. “The new technology will ensure lower costs, by reducing the distance covered by oil transport vessels,” the company said in a statement.…

Mars rover beams back spectacular pictures

NASA has beamed back a set of spectacular pictures from Mars — and a first voice message — likening it to the lunar landmark led by Neil Armstrong, the first man on the moon who died last week. In the audio message, broadcast from the surface of the Red Planet…

Marijuana use damaging to teenagers’ intelligence: study

Adolescents who are regular users of cannabis are at risk of permanent damage to their intelligence, attention span and memory, according to the results of research covering nearly four decades. The long-term study which followed a group of over 1,000 people from birth to the age of 38 has produced…

In climate landmark, Arctic ice melts to record low

WASHINGTON — The sea ice in the Arctic Ocean has melted to its smallest point ever in a milestone that may show that worst-case forecasts on climate change are coming true, US scientists said Monday. The extent of ice observed on Sunday broke a record set in 2007 and will…

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