Vietnam farmers planting in the dark as heatwave looms

It's 3 am and pitch black when rice farmer Tran Thi Lan heads into water-logged fields on the outskirts of Hanoi to begin planting, desperate to finish before the day's brutal heat arrives.

Chemists develop new method to create chiral structures

Some molecules exist in two forms, such that their structures and their mirror images are not superimposable, like our left and right hands. Called chirality, it is a property these molecules have due to their asymmetry. ...

Study reveals genetic secrets of America's favorite snack

In its simplest form, popcorn is pretty uncomplicated. Most supermarket varieties offer the choice of two kernel colors, yellow or white, and two kernel shapes, pointed or pearl. When popped, the flake typically expands into ...

Jumbo problem: Sri Lanka's battle with plastic pollution

Heart-wrenching images of revered elephants and cattle eating plastic in Sri Lanka have prompted politicians to toughen pollution laws, but skeptical conservationists warn past bans were repeatedly ignored.

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