Find out what the optimal sleeping temperatures are on Discovery.com.
Today, from 7:35 am to 1:04 pm ET, Mercury lined up with the sun, which is called a transit. But what does this mean? Why is it rare? Read on.
Happy National STEM/STEAM Day! Here are fun and easy ways to inspire the next generation of budding innovators.
Two cataclysms become one.
If you've seen a shooting star on a recent stargazing jaunt, you've spotted the very beginning of the Orionids meteor shower. It happens every fall in October or early November, and peak viewing hours are coming soon to skies near you.
Ladakh, a Himalayan cold desert with stunning mountains and blue waters is no stranger to the impact of a changing climate. But could manmade glaciers save this landscape and its people?
The unseen world can be a scary place. These microorganisms are sure to make your skin crawl.
Because chemists just wanna have fun.
"A-team" astronauts Christina Koch and Jessica Meir are set to make history in the first all-female spacewalk.
On October 4, 1957 humankind began its journey into the vacuum of space.
Humankind’s disgraceful rubbish footprint swirling between California and Hawaii may have just met its match.
Ohio State astronomers capture a black hole shredding a star — a rare tidal disruption event.
A new study gives insight into Venus' climatic history.
K2-18b — our celestial neighbor — may contain the building blocks for life.
Core samples from the Chicxulub Crater paint a picture of the dinosaurs' last days.