Science

Tiny fossils could be oldest evidence of life on Earth
Scientists say they've found the remains of tube- and string-like organisms in Canadian rocks that are at least 3.7 billion years old. But findings like these are always controversial.
Global food in a 'farm-to-table' world
MPR's Chris Farrell leads a conversation on food security and sustainability with representatives from Cargill, Ecolab and the University of Minnesota Institute on the Environment.
Solved: The mystery of Devil's Kettle Falls
Anyone who's seen the disappearing waterfall along Minnesota's North Shore has wondered where the water goes. Hydrologists now think they know. While it's not a Scooby-Doo moment, the answer to the mystery is still intriguing.
SpaceX announces plans to send two customers to the moon
It would be the first time humans have traveled beyond low Earth orbit since the days of Apollo. The mission would be manned and financed by two private, anonymous customers.
Science wunderkind urges making science beneficial to humanity
Taylor Wilson astounded the science world when he built a bomb at age 10, and at age 14 became the youngest person in history to produce fusion. The young nuclear scientist is still only 22, and he believes science can potentially solve some of the most important problems of our time.
How the media are using encryption tools to collect anonymous tips
Technology has made for more ways to leak scoops to the press than ever before. And newsrooms across the country are taking advantage of that.
The early 2000s are calling: New Nokia 3310 phones revealed
We reported earlier this month on rumors that the Internet's favorite indestructible brick of a phone would be returning to shelves. Now it's official. The not-so-smartphone will cost about $50.
Could a bumblebee learn to play fetch? Probably
Scientists found that bumblebees are nimble learners, especially when there's a sugary reward at the end. No wonder they're such good pollinators.
Behold: 4 new species of tiny frogs smaller than a fingernail
Scientists in India say the frogs are actually fairly common but have eluded discovery likely because of their extremely small size, secretive habitats and unusual calls.