Science

This week in science: A new black hole star, exercises for dementia, and winter shrews

NPR Science · August 21, 2026 at 6:19 PM

This week in science: A new black hole star, exercises for dementia, and winter shrews

NPR's science podcast Short Wave talks about a new type of black hole star, the types of exercise linked to lowered dementia risk, and the wintry adaptations of the long-clawed shrew.

Read the full article on NPR Science ›

5News aggregated this summary from the outlet’s public feed. The full article, with all the context, is on www.npr.org — the content belongs to NPR Science.

This week in science: A new black hole star, exercises for dementia, and winter shrews

More from NPR Science

The U.S. relied on these science advisers. Then the Trump administration cut them

Scientists collaborated with narwhals to study warming waters in the Arctic

New Jersey is a fossil hotspot, with answers about the day the dinosaurs died

NASA is about to launch a space telescope that could change how we see the universe

More in Science

NASA's Roman Space Telescope is ready for launch aboard SpaceX Falcon Heavy rocket

This Week In Space podcast: Episode 225 — Get a Grip!

When is the next lunar eclipse?

On this day in space! Aug. 29, 1965: NASA's Gemini 5 breaks spaceflight duration record after 2 astronauts spent '8 days in a garbage can'

SpaceX test-fires Starship Super Heavy booster ahead of critical Flight 14 (video)

2,600 silver coins found in outskirts of Moscow may have been buried by a medieval plague victim