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A cat doesn’t think; it just does. We could learn something from this.
The story of how one of civilization’s most enduring technologies became a picturesque relic.
36mins
Nobel laureate Jennifer Doudna co-invented CRISPR in 2012. She's spent the years since watching it cure disease, spark debate, and even solve health and climate issues. Here’s what it’s doing today.
The Hubble "constant" isn't actually constant, evolving over both time and space. Will it ever become constant? That depends on dark energy.
Is religion defined more by beliefs or practices?
Compared to the scale of the cosmos, a single human body might seem insignificant. But there's an entire Universe within each of us, too.
From banned books to modern classics, these satirical masterpieces show how humor and irony can help expose society’s deepest flaws.
38mins
Dr. Martin Blaser explains how modern life is wiping out the microbes humans evolved with, and what early antibiotics and diet may mean for our health.
A huge obstacle for human bodies in space is that we fare poorly in zero/reduced gravity. Can two rotating, tethered capsules overcome that?
In her new book, Why We Ask Why, cognitive scientist Tania Lombrozo turns the question "why" back on itself.
6mins
Everyone wants to know if AI will replace their job. Jennifer Doudna, co-inventor of CRISPR, has a clear-eyed take from inside the lab.
Despite being the innermost and most absorptive planet, Mercury "only" reaches 800 °F at its hottest. Venus is always hotter, even at night.
1hr 24mins
Blaise Agüera y Arcas argues that function defines life more than material does, and that AI belongs in the same story.
Our beliefs about AI consciousness may depend less on evidence and more on self-interest.
Complexity may explain how billions of simple neurons give rise to thought, creativity, and consciousness.
Back in 1988, Francis Halzen had what he called a "cute idea." His vision grew into the IceCube observatory, and earns the 2026 Nobel Prize.
As screens consume greater amounts of our time, we risk losing the habits of mind that helped us build the modern world.
Strong, durable Martian concrete needs a mix of small-grained Martian sand and pure sulfur. NASA found the ingredients are already there.
It has some researchers taking a second look at other hypotheses that have been proposed — and mostly discarded — in the past.