What's the deal, Antarctica?
Viruses were discovered in 1892, and yet even in 2018, researchers are still uncovering new secrets about these infectious invaders.
This past year, engineers launched many oddities into space, including a Tesla Roadster, a gold-plated canopic jar and a cosmic disco ball.
In 2018, archaeologists found the face of Jesus, discovered the visage of an ancient king, and might have uncovered a long-lost kingdom.
2018 was full of scientific discoveries about the first Americans, including how and when they arrived.
Earth is always changing, and 2018 — a year filled with hurricanes, volcanic eruptions and earthquakes — was no exception.
The brain sculpts not only who we are but also the world that we experience. It tells us what to see, what to hear and what to say.