A new study suggests we can carry many messed up genes without obvious consequence.
A treatment that shrinks gaps in the mucus membrane might protect caregivers during an influenza outbreak.
A device made from human liver cells could help those with failing livers.
Only human eggs can reprogram human DNA.
What does it take to make one cute puppy?
There's new evidence that repeated concussions have long-term impact.
A small, rugged device is reliable even in harsh conditions.
Geron will begin clinical trials of its therapy for spinal-cord injury this summer.
A microscopic gripper captures tissue when triggered by biochemical cues or temperature change.
An event making headlines in Britain is already happening under the radar in the US.