Komodo dragons kill with venom, not bacteria, study says

A new study dispels the widely accepted theory that the Komodo dragon kills by infecting its prey with toxic bacteria. Instead, the world’s largest lizard delivers a powerful bite with its serrated teeth and uses a powerful venom to bring down its victims.

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Star cyclists failed Beijing doping tests

Leading cyclist Davide Rebellin tested positive for doping at the Beijing Games, the Italian Olympic Committee (CONI) told CNN on Wednesday. Rebellin, who won silver in the road race in China, has been suspended from all competition, a spokesman said. The International Olympic Committee (IOC) revealed on Tuesday that six athletes had given positive results as samples taken at the Beijing Games were re-tested for a more advanced strain of the blood-boosting hormone CERA.

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Ancient microbes discovered alive beneath Antarctic glacier

Beneath an Antarctic glacier in a cold, airless pool that never sees the sun seems like an unusual place to search for life. But under the Taylor Glacier on the East Antarctic Ice Sheet, near a place called Blood Falls, scientists have discovered a time capsule of bacterial activity. At chilling temperatures, with no oxygen or sunlight, these newly found microbes have survived for the past 1.5 million years using an “iron-breathing” technique, which may show how life could exist on other planets

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Conjoined twins separated after long surgery

A team of medical experts successfully separated Egyptian twin boys Hassan and Mahmoud on Saturday — the 21st procedure of this type to be performed in the kingdom, the nation’s leading surgeon said. “The twins, almost an hour ago, have been separated for the first time in their lives,” said Dr.

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