Toxic synthetic 'forever chemicals' are in our water and on our plates

What makes PFAS chemicals extremely useful—and extremely hard to get rid of—are the bonds between carbon and fluorine atoms that are almost impossible to break.

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In a swirl of rocks and dust, OSIRIS-REx probe touches an asteroid

Despite concerns that the surface of Bennu might be too rocky, the probe’s touchdown produced a dramatic shower of debris, opening the way for future insights into the mysteries of our solar system.

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Interview: National Geographic marine life photographer Cristina Mittermeier

In honor of Hispanic Heritage Month, world-renowned photographer Cristina Mittermeier explains her philosophy behind conservation photography, mentorship, and the increased diversity she would like to see within the environmental movement.

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A calligrapher writes with light to keep tradition alive

Equipped with a light and a camera, Karim Jabbari hopes his work can serve as a link between conservative traditional calligraphy and our augmented reality.

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Eight smart things slime molds can do without a brain

From remembering where they’ve been to recreating the Tokyo rail network, these “slimy aliens” are capable of way more than we give them credit for.

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Dwarf planet Ceres has salty water and appears geologically active

High-resolution images from NASA’s Dawn Orbiter suggest our solar system’s largest asteroid may have an ancient underground ocean, but some scientists are skeptical.

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The 2020 Perseid meteor shower peaks tonight

Here’s how to watch and what you’ll see.

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What polio in post-WWII America can teach us about living in a pandemic

My grandmother’s 1946 ‘polio summer’ featured quarantines, canceled events, and remote learning. Her story is a reminder that we’ve been here before.

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How the stress of racism can harm your health—and what that has to do with Covid-19

‘Allostatic load’ explains how chronic stress can cause wear and tear on the body, increasing your risk of hypertension, depression, diabetes, and more.

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Interview: A disease modeler talks Covid-19, contact tracing, and quarantine

Rae Wannier is trying to understand the effects of shelter-in-place orders—while sheltering in place.

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Interview: Tropical paleontology and being #BlackInNature

Paleobiologist Melissa Kemp says humans have been introducing species to the Caribbean since long before Columbus arrived—and she’s helping piece that history together.

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The unlikely journey of an eagle feather

When an eagle dies in America, it may end up at one of our eagle repositories—unique institutions working to protect both birds of prey and Native American traditions.

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Covid-19 patients sharing ventilators is possible—but not ideal

The science of coventilation for coronavirus cases illustrates a complicated dilemma.

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Bring Climate Science to the Digital Classroom with the Polar Lab

Online, interactive resources for teaching climate science and climate change to middle and high school students

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Five Technology Documentaries Streaming Right Now

Five episodes exploring the revolution and ethics of technology.

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NOVA Marathons: Health & Medicine

Six episodes exploring the fascinating science and innovations in health and medicine.

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Scientists find warm water beneath Antarctica’s most at-risk glacier

Thwaites Glacier is melting fast. But to understand how climate change is driving its decline, scientists need to send instruments through 2,000 feet of ice into the water below.

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Take a Virtual Field Trip with NOVA Education

Join NOVA on three virtual field trips this month in celebration of Earth Day and Environmental Education Month.

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NOVA Marathons: Animals

Five episodes exploring the companionship, communication, and amazingness of animals.

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NOVA Marathons: Planet Earth

Six episodes exploring our unique and awe-inspiring planet.

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