VLT Detects Chemical Signatures of Universe’s First Stars in Distant Gas Clouds

In California, killing (non-native trout) fish to save frogs — In 2014, the U.S. Fish and Wildlife Service listed both groups of frog as endangered, prompting aggressive action by Sequoia and Kings Canyon National Parks. The agency plan called for eradicating trout in 110 lakes.

Neutron star's X-rays reveal 'photon metamorphosis'

Twist of fate: What happens when a top Parkinson’s researcher gets the disease?