A remote-controlled robot the size of a grain of sand can swim through blood vessels to deliver drugs before dissolving into ...

"The government should take note." Veterinarians perform life-saving surgery after shocking discovery inside cow's stomach: ...

Researchers at the Marine Biological Laboratory (MBL) have imaged a heritable form of bacterial symbiosis inside the ...

In seahorses, it is the males who carry offspring to term. The females lay their eggs into a special brood pouch on the ...