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Recordings reveal that baby humpback whales 'whisper' to their mothers

Recordings reveal that baby humpback whales 'whisper' to their mothers

Scientists recently tracked eight baby whales using special sound and movement recorders. The sounds the babies made turned out to be far different from the eerie songs of adult male humpbacks.

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New evidence suggests humans arrived in the Americas far earlier than thought

New evidence suggests humans arrived in the Americas far earlier than thought

Until now, the earliest signs of humans in the Americas dated back about 15,000 years. But new research puts people in California 130,000 years ago. Experts are wondering whether to believe it.
by Christopher Joyce

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Crow Wing County law enforcement vying for drone funding

Supporters say the drones can better find missing people while saving the state money. But they're also preparing for pushback from those who fear drones could invade privacy.
by John Enger

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Scientists create artificial womb that could help prematurely born babies

Scientists create artificial womb that could help prematurely born babies

The device kept fetal lambs alive for about a month, allowing them to continue to mature. It has not been tested in humans, and some say the device raises ethical questions.
by Rob Stein

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Astronaut Peggy Whitson sets new NASA record for most days in space

Astronaut Peggy Whitson sets new NASA record for most days in space

Peggy Whitson is a biochemist who has twice commanded the International Space Station. When she comes back down to Earth this year, she'll have logged more than 650 days in space.

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Finding teachable moments in the March for Science

Finding teachable moments in the March for Science

Thousands of people will participate in Saturday's March for Science. We reached out to three experts on teaching and climate change to find out how the event -- and its aftermath -- can help engage young people.
by Eric Westervelt

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Researchers find yet another reason why naked mole-rats are just weird

Researchers find yet another reason why naked mole-rats are just weird

The hairless, ground-dwelling, cold-blooded rodents have proven capable of surviving total oxygen deprivation. Their odd biology allows them to run on an alternative fuel.
by Rae Ellen Bichell

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Scientists, seeing a threat to their work, plan marches around the country

One of many March for Science rallies around the country will happen in St. Paul on Saturday at the state Capitol, where a feud has broken out over funding for environmental programs.
by Dan Gunderson

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An asteroid is swinging by Earth today for its closest visit in 400 years

An asteroid is swinging by Earth today for its closest visit in 400 years

Don't worry: Astronomers say asteroid 2014 JO25, which is more than a third of a mile wide, will fly harmlessly past our planet. Still, it should come close enough to be visible with small telescopes.
by Colin Dwyer

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Facebook's new grand plan to draw you in

Facebook's new grand plan to draw you in

In quintessential Silicon Valley style, Facebook CEO Mark Zuckerberg unveils ambitious plans to bring users from 2D Newsfeeds to 3D imaginary worlds; and neglects safety concerns.
by Aarti Shahani

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