An algorithm helps find buried lead, but can residents trust it?
Researchers photograph two newborn planets for the first time.
Tega is a robot that uses artificial intelligence to read and respond to kid's emotions.
Fossilized fish appear to preserve the fallout of the asteroid that killed the dinosaurs.
A pioneer of climate science, explains why he wishes he could have lived another 50 years.
Sea level rise and heavy rains pose logistical challenges to Norfolk, Virginia's Navy.