Society has never faced more pressing challenges. Researchers are investigating how monetary prizes can help focus innovators' attention, creativity and investment on finding solutions.

An Italian study revealed how a murder mystery novel and a medical rarity were used to whip up media hysteria about spiders.

Subanesthetic ketamine, already a treatment for depression and pain, can also treat amblyopia, or "lazy eye." Here's how.

Businesses can no longer sell or supply the single-use items as part of efforts to reduce pollution.

Study suggests sea ice blocks the flow of carbon both into and out of the ocean, in roughly equal measure.

The body that represents British zoos says they are facing the biggest cash crisis in their history.

With the threat of extreme heat rising, from California to Siberia, we ask climate scientist Peter Huybers what to expect in the future.

Physical therapy and occupational therapy leads to fewer hospital readmissions and lower death risk for patients with pneumonia, a new study shows.

Many young adults get their guns from family members or illicit channels, says Caitlin Moe. "[W]e can't address that kind of availability with age limits."