A steaming cauldron follows the dinosaurs' demise

A new study reveals the Chicxulub impact crater may have harbored a vast and long-lived hydrothermal system after the catastrophic impact event linked to the extinction of dinosaurs 66 million years ago.

Team finds bovine kobuvirus in US

A virus that afflicts cattle that was first discovered in Japan in 2003 has made its way to the U.S., researchers report in the journal Emerging Infectious Diseases.

Clover improves soil quality, feeds biofuels crop

A four-leaf clover might bring good luck, but a stand of Kura clover can produce healthier soil—in the long run, according to a South Dakota State University study.

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