How do people make paper out of trees, and why not use something else?

People have painted on cave walls, written on clay and wax tablets, papyrus, and paper made from wood. Could screens replace paper someday?

Beverly Law, Professor Emeritus of Global Change Biology and Terrestrial Systems Science, Oregon State University • conversation
April 26, 2021 • ~7 min

How did humans evolve, and will we evolve more?

Our biggest evolutionary advantages are an ability to walk on two legs and our big brains.

Evan Simons, Postdoctoral Research Associate in Anthropology, University at Buffalo • conversation
April 5, 2021 • ~5 min

How did humans evolve, and will they evolve more?

Our biggest evolutionary advantages are an ability to walk on two legs and our big brains.

Evan Simons, Postdoctoral Research Associate in Anthropology, University at Buffalo • conversation
April 5, 2021 • ~5 min

If everyone on Earth sat in the ocean at once, how much would sea level rise?

Even if every human being on Earth went for a dip in the ocean at the same time, they'd be just a drop in the bucket compared to the size of the planet's seas.

Tony E. Wong, Assistant Professor of Mathematical Sciences, Rochester Institute of Technology • conversation
March 29, 2021 • ~5 min

Your brain thinks – but how?

Where we would be without our brains? But think about it. How do they work?

Tyler Daniel Anderson-Sieg, Doctoral Student in Biomedical Sciences, University of South Carolina • conversation
March 22, 2021 • ~6 min

How do astronauts go to the bathroom in space?

Going to the bathroom is much more complicated in space without any gravity. To solve this problem of tricky orbital potty breaks, NASA builds special toilets that work without gravity.

Tracy K.P. Gregg, Associate Professor of Geology, University at Buffalo • conversation
March 15, 2021 • ~5 min

Is gaming good for kids?

Research shows multiple social and cognitive benefits of playing video games.

John Velez, Assistant Professor of Communication Science, Indiana University • conversation
March 8, 2021 • ~6 min

Why do flowers smell?

Not all flowers smell good, to people at least, but their scents are a way to attract pollinators.

Richard L. Harkess, Professor of Floriculture and Ornamental Horticulture, Mississippi State University • conversation
March 1, 2021 • ~5 min

How do arctic foxes hunt in the snow?

Arctic foxes have a few special talents that help them sneak up on unseen prey and pounce.

Jacob Job, Research Associate in Department of Fish, Wildlfe, and Conservation Biology, Colorado State University • conversation
Feb. 22, 2021 • ~7 min

When dogs bark, are they using words to communicate?

Dogs' barks say a lot about how they're feeling.

Clive Wynne, Professor of Psychology, Arizona State University • conversation
Feb. 8, 2021 • ~4 min

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