Science

January 23, 2024 4:00 AM

New fossils suggest kelp forests have swayed in the seas for at least 32 million years

A new study of kelp forests from the coast of Washington state show that kelp forests, which host all manner of marine life, developed tens of millions of years ago.

by Ari Daniel

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January 20, 2024 8:39 PM

NASA finds Ingenuity after losing contact with the Mars helicopter

The helicopter had stopped communicating with the Perseverance rover during a test flight. Trouble for the overachieving rotorcraft threatened to cut short its otherworldly flight exploration.

by Emma Bowman

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January 18, 2024 10:24 AM

Science Museum of Minnesota looks ahead to major STEM expansion

A campaign will kick off later this year as the museum looks to inspire more people to pursue STEM careers.

by Cathy Wurzer and Aleesa Kuznetsov

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January 10, 2024 4:00 AM

Researchers find a massive number of plastic particles in bottled water

Researchers found roughly 240,000 detectable plastic fragments in a typical liter of bottled water. Most of them were nanoplastics — particles less than 1 micrometer in size.

by James Doubek

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January 9, 2024 10:45 AM

A discovery in the muscles of long COVID patients may explain exercise troubles

Long COVID patients can experience severe energy crashes after physical exertion. New research provides clear evidence that there's a biological basis for the symptoms.

by Will Stone

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January 8, 2024 4:00 AM

Navajo Nation objects to a plan to send human remains to the moon

A CEO of one of the companies offering "memorial spaceflights" says his customers view it as "an appropriate celebration" of their loved ones.

by Joe Hernandez

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January 8, 2024 2:29 AM

First U.S. lunar lander in more than 50 years rockets toward the moon

The first U.S. lunar lander in more than 50 years rocketed toward the moon Monday, launching private companies on a space race to make deliveries for NASA and other customers.

by The Associated Press

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January 8, 2024 2:01 AM

Winter storm brings snow to the East Coast. But what's in a snowflake?

Snowflakes are a staple of magical wintry scenes, but how big can they really get? We find out what makes a snowflake a snowflake.

by Regina G. Barber, Nell Greenfieldboyce and Chloee Weiner

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January 4, 2024 12:00 PM

Former U of M professor's estate gifts record $6.5 million to Science Museum of Minnesota

The Science Museum of Minnesota in St. Paul has received a $6.5 million gift — the largest in the museum’s history, from the estate of William D. Wells, a former University of Minnesota professor who died in 2020.

by MPR News Staff

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December 31, 2023 4:00 AM

Checking your 2024 horoscope? Astronomy explains why your sign might have changed

Our view of the constellations has changed since they were first mapped thousands of years ago. That new perspective could also mess with your astrological horoscope in the new year.

by Regina G. Barber

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