Dogs have long been dependable companions by our sides. But it wasn't always that way-and a look at their closest living relative, the wolf, makes it clear why. Researchers reveal how humans tamed fearsome canines over tens of thousands of years, and how modern dog intelligence and behaviors have made them indispensable companions.
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Follow the epic journey of dog domestication and see what science says about dogs’ love.
Why do we sleep? And what does sleep have to do with memory, trauma, and our emotions?
Like virtually every other animal, humans need sleep to survive. But why? Scientists peer into the brain to see what happens while we snooze and understand the powerful role that sleep - or lack of it -plays in memory, trauma and emotion regulation.
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Quantum entanglement is poised to revolutionize technology from networks to code-breaking, but first, we need to know it's real. Join physicists as they capture light from across the universe in a bid to prove Einstein's "spooky action at a distance."
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Join scientists as they grab light from across the universe to prove quantum entanglement.
The New Horizons spacecraft zooms toward an object 4 billion miles from Earth.
Join the mission as the New Horizons spacecraft attempts to fly by NASA's most distant target yet. Since it explored Pluto in 2015, New Horizons is zooming toward Ultima Thule, an object four billion miles from Earth.
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Follow two intrepid pilots as they take on the greatest aviation adventure of our time, overcoming countless challenges as they construct and fly the first solar-powered airplane around the world.
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For the first time, two intrepid pilots fly a solar-powered airplane around the world.
