Why is astronomy a science but astrology is not?

Astrology and astronomy were once practiced side by side by scientists like Galileo and Kepler. And they’re more similar than you might think.

Carl Craver, Professor of Philosophy and Philosophy-Neuroscience-Psychology, Arts & Sciences at Washington University in St. Louis • conversation
Dec. 19, 2022 ~8 min

How does a television set work?

Pictures and sound, flying through the air to a box in your house? Back in the 1940s, it seemed like a miracle.

Jay Weitzen, Professor of Electrical and Computer Engineering, UMass Lowell • conversation
Dec. 5, 2022 ~6 min


What is hydroelectric energy and how does it work?

How does flowing water make electricity? An engineer explains hydroelectric generation.

Brian Tarroja, Associate Professional Researcher and Lecturer of Civil and Environmental Engineering, University of California, Irvine • conversation
Nov. 14, 2022 ~6 min

What makes someone Indigenous?

Geographic, cultural and political identity are all part of being Indigenous.

Torivio Fodder, Indigenous Governance Program Manager and Professor of Practice, University of Arizona • conversation
Nov. 7, 2022 ~8 min

What is déjà vu? Psychologists are exploring this creepy feeling of having already lived through an experience before

While people have wondered about déjà vu for a long time, only recently have scientists started experimentally investigating what might trigger it.

Anne Cleary, Professor of Cognitive Psychology, Colorado State University • conversation
Oct. 3, 2022 ~6 min

Why does nature create patterns? A physicist explains the molecular-level processes behind crystals, stripes and basalt columns

Nature begins forming patterns at the molecular level – and sometimes they grow to enormous sizes.

Maxim Lavrentovich, Assistant Professor of Theoretical Biophysics, University of Tennessee • conversation
Sept. 19, 2022 ~7 min

How do ants crawl on walls? A biologist explains their sticky, spiky, gravity-defying grip

Ant feet are equipped with an array of tools – from retractable sticky pads to claws to special spines and hairs – enabling them to defy gravity and grip virtually any surface.

Deby Cassill, Associate Professor of Integrative Biology, University of South Florida • conversation
Sept. 12, 2022 ~6 min

Do humans really need other species?

People wouldn’t last long without the countless other species we depend on for survival.

Tom Langen, Professor of Biology, Clarkson University • conversation
Aug. 29, 2022 ~9 min


Why do animals have tails?

An anthropologist explains some of the many ways animals use their tails, from balancing as they walk to attracting a mate.

Michael A. Little, Professor Emeritus of Anthropology, Binghamton University, State University of New York • conversation
Aug. 15, 2022 ~6 min

When was talking invented? A language scientist explains how this unique feature of human beings may have evolved

A language scientist explains that talking was never invented but has evolved over hundreds of thousands of years.

Richard Futrell, Associate Professor of Language Science, University of California, Irvine • conversation
Aug. 8, 2022 ~6 min

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