16/05/2018

Europium points to new suspect in continental mystery

Clues from some unusual Arizona rocks pointed Rice University scientists toward a discovery—a subtle chemical signature in rocks the world over—that could answer a long-standing mystery: What stole the iron from Earth's ...

The mystery of lime-green lizard blood

Green blood is one of the most unusual characteristics in the animal kingdom, but it's the hallmark of a group of lizards in New Guinea. Prasinohaema are green-blooded skinks, or a type of lizard. The muscles, bones and tongues ...

Emergency 911 technology struggles to keep up with the times

High school students hiding from the gunman in Parkland, Florida, were forced to whisper in calls to 911 for fear of tipping off their location. Others texted friends and family who then relayed information to emergency dispatchers ...

Emissions of banned ozone-eating chemical somehow are rising

Something strange is happening with a now-banned chemical that eats away at Earth's protective ozone layer: Scientists say there's more of it—not less—going into the atmosphere and they don't know where it is coming from.

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