How often should you get a flu shot? - Melvin Sanicas

How often should you get a flu shot? – Melvin Sanicas

All year long, researchers at hundreds of hospitals around the world collect samples from flu patients and send them to top virology experts with one goal: to design the vaccine...

How do fish make electricity? - Eleanor Nelsen

How do fish make electricity? – Eleanor Nelsen

In 1800, the explorer Alexander von Humboldt witnessed a swarm of electric eels leap out of the water to defend themselves against oncoming horses. Most people thought the story so...

How long will human impacts last? - David Biello

How long will human impacts last? – David Biello

Imagine aliens land on the planet a million years from now and look into the geologic record. What will these curious searchers find of us? They will find what geologists,...

Can 100% renewable energy power the world? - Federico Rosei and Renzo Rosei

Can 100% renewable energy power the world? – Federico Rosei and Renzo Rosei

Every year, the world uses 35 billion barrels of oil. This massive scale of fossil fuel dependence pollutes the Earth and it won’t last forever. Scientists estimate that we’ve consumed...

Why is Herodotus called “The Father of History”? - Mark Robinson

Why is Herodotus called “The Father of History”? – Mark Robinson

Giant gold-digging ants, a furious king who orders the sea to be whipped 300 times, and a dolphin that saves a famous poet from drowning. Who is Herodotus These are...

How your digestive system works - Emma Bryce

How your digestive system works – Emma Bryce

Across the whole planet, humans eat on average between one and 2.7 kilograms of food a day. That’s over 365 kilograms a year per person, and more than 28,800 kilograms...

How to manage your time more effectively (according to machines) - Brian Christian

How to manage your time more effectively (according to machines) – Brian Christian

In the summer of 1997, NASA’s Pathfinder spacecraft landed on the surface of Mars, and began transmitting incredible, iconic images back to Earth. But several days in, something went terribly...

How does your immune system work? - Emma Bryce

How does your immune system work? – Emma Bryce

A mosquito lands on your arm, injects its chemicals into your skin, and begins to feed. You wouldn’t even know it was there, if not for the red lump that...

What are mini brains? - Madeline Lancaster

What are mini brains? – Madeline Lancaster

This pencil-eraser-sized mass of cells is something called a brain organoid. It’s a collection of lab-grown neurons and other brain tissue that scientists can use to learn about full-grown human...

Why is NASA sending a spacecraft to a metal world? - Linda T. Elkins-Tanton

Why is NASA sending a spacecraft to a metal world? – Linda T. Elkins-Tanton

Somewhere between the orbits of Mars and Jupiter, about 500 million kilometers away from Earth, floats a metallic orb the size of Massachusetts. That’s no moon…it’s 16 Psyche, one of...

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