The lowest levels of oxygen in humans were recorded from climbers breathing ambient air on Mount Everest.

Smokers that have just kicked the habit almost relapse immediately just by seeing photographs of people smoking. The cause is heightened brain activity that controls habitual responses.

Most of us like to cry, but a new study reveals why it doesn't benefit all of us.

Spiders display bizarre behaviors when they’re having sex.

Older adults (around 70 years) rely on “more abstract thinking” brain areas more so than younger adults to remember negatively emotional, past events.

A robot that can jump like a grasshopper and roll like a ball might be the next best thing for space exploration.

Physicists aim to eliminate replaceable power supplies, such as batteries, by improving energy harvesting, nanometer-sized materials already found in portable high-tech devices.

Innovation-oriented people may have stronger connections between their memory and reward brain centers.

Sea snakes actually become dehydrated in the seawater they swim in. They need a source of freshwater to survive.

A geoscientist and his 14-year-old son are the first to report documented evidence of a bird (the White-winged Diuca Finch) other than a penguin that nests directly on ice, in the Andes Mountains.

Red-eyed treefrog embryos behaviorally rotate inside their eggs to position gills where oxygen levels are highest.

In the darkness of the strange holiday of Halloween, five myths and urban legends can be debunked.

The smelly rotten-egg compound in farts controls blood pressure in mice.

Economic theory is revealing how information flows through the brain