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What Other Coronaviruses Tell Us About SARS-CoV-2

April 29, 2020

As COVID-19 cases continue to increase, our extensive knowledge of other coronaviruses informs our understanding.

Why Sex? Biologists Find New Explanations.

April 23, 2020

Why did sex evolve? Theories usually focus on the diversity of future generations, but some researchers find compelling explanations in the immediate benefits to individuals.

Some Animals Have No Microbiome. Here’s What That Tells Us.

April 14, 2020

To stay healthy, humans and some other animals rely on a complex community of bacteria in their guts. But research is starting to show that those partnerships might be more the exception than the rule.

Where Do New Genes Come From?

April 9, 2020

In their search for sources of genetic novelty, researchers find that some “orphan genes” with no obvious ancestors evolve out of junk DNA, contrary to old assumptions.

Billion-Year-Old Algae and Newer Genes Hint at Land Plants’ Origin

March 26, 2020

A recently unearthed fossil and new genomic discoveries are filling important gaps in scientists’ understanding of how primitive green algae eventually evolved into land vegetation.

Q&A

A Rapid End Strikes the Dinosaur Extinction Debate

March 25, 2020

The paleontologist Pincelli Hull has nailed down the timing and speed of the extinction that killed off the dinosaurs — details that carry ominous warnings for today.

Rebecca Goldin and Brian Nosek on Hard Truths in Math and Psychology

March 24, 2020

The mathematician Rebecca Goldin and the psychology researcher Brian Nosek speak with host Steven Strogatz about what it’s like to be the bearers of unpopular truths.

The Brain Reshapes Our Malleable Senses to Fit the World

March 24, 2020

How does experience alter our perceptions? This adapted book excerpt from We Know It When We See It describes how the brain’s visual system rewires itself to make the best use of its neural resources.

Nature Versus Nurture? Add ‘Noise’ to the Debate.

March 23, 2020

We give our genes and our environment all the credit for making us who we are. But random noise during development might be just as important.

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