Twitter widens window to links in tweets

Twitter added Wednesday to the array of online content people could preview in messages without having to click on links included in tweets.

Virtual sailing gives competitors the edge

Newcastle University's Yacht and Superyacht Research Group show how virtual simulation can be used to accurately predict how a yacht will behave during a race.

New drug-screening method yields long-sought anti-HIV compounds

Scientists at The Scripps Research Institute have used a powerful new chemical-screening method to find compounds that inhibit the activity of human immunodeficiency virus (HIV), the virus that causes AIDS. Unlike existing ...

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