Winter blast in much of U.S. poses serious risks like black ice, frostbite and hypothermia.

Hacking Brain Waves Can Give You an Instant Cognitive Boost, Says Study

Deadly Meningitis Appears to Be Cleared With Antipsychotics in Early TrialsStudy Warns About Edibles as Weed-Related ER Visits Have Spiked in One US State

Scientists Discover Signs of New Neurons Developing Even in Adult Brains as Old as 87Many People Spend Most of Their Pay on Rent. Here's What It Can Do to Your HealthThese 5 Common Habits Could Be Slowly Killing You

There's Evidence Coffee Acts on Your Brain Like Cannabis, But in ReverseKale May Not Always Be Good For You – Here's When You Should Be Careful Eating It

Do You Still Need to Get Vaccinated if There's Herd Immunity? An Expert Explains

Regulators Approve a New Drug That Could Be a Game-Changer For Postpartum DepressionA Stunning New Video Shows a Comet's Surface as It Hurtles Through Space

Aliens on Distant Planets Could Be Trapped by Intense Gravitational ForcesScientists Have Finally Found Proof That Uranus Smells Terrible

Astronomers Just Found a 'Hot Jupiter' So Dark, It Absorbs Nearly 99% of LightAstronomers Just Finished Another Search For Universe's Missing Matter, And It's Still Missing