Her response: "Because we know what it means." It was a revealing answer: China, unlike many other countries, tends not to make climate commitments that it doesn't understand or intend to keep. And ...
The vital commercial artery depends on a supply of fresh water to move ships between the two oceans. Drought conditions that were once rare could become common by the end of the century, greatly ...
The asteroid belt is found orbiting between Mars and Jupiter and is a vast collection of rocks that is thought to be a planet that never formed. When our Solar System formed 4.6 billion years ago, the ...
New research finds the disappearance of glaciers in the Sierra Nevada will be unprecedented in the human history of North America.
In a proof-of-concept experiment, scientists demonstrated that you can create and fertilize human eggs in the lab using sperm, genes from skin cells, and the "shells" of existing egg cells.
Your heart pumps blood from your head to your toes, provides cells with fresh oxygen, and removes waste products. Located in the middle of your chest and tilted slightly to the left, your heart pushes ...
The Bering Land Bridge likely didn't emerge until around 35,000 years ago, much later than was previously thought. This narrows the window of when humans could have crossed over to North America.
Researchers have discovered a mysterious ancient lizard with snake-like teeth in Scotland. Breugnathair elgolensis is one of the oldest relatively complete lizard fossils and helps scientists better ...
From smart swimming goggles to waterproof smartwatches that sit on your wrist, these are our favorites tested and rated.
A giant 'wave' is rippling through the Milky Way, pushing thousands of stars across the galaxy, and scientists don't know what triggered it.
A woman bruising her leg with a massage gun set off a medical odyssey that revealed scurvy, a disease seen fairly rarely in modern America.
Hundreds of readers responded to our poll asking if it would be OK to experiment on lab-grown "brains" if they became conscious.
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