Wandering droid delivers food at MSP Airport
Pilot program promotes contactless ordering during the pandemic.
Steep decline in giant sea turtles seen off US West Coast
Scientists were documenting stranded sea turtles on California's beaches nearly 40 years ago when they noticed that leatherbacks — massive sea turtles that date to the time of the dinosaurs — were among those washing up on shore. It was strange because the nearest known population of the giants was several thousand miles away in the waters of Central and South America.
EXPLAINER: Starving for more chips in a tech-hungry world
As the U.S. economy rebounds from its pandemic slump, a vital cog is in short supply: the computer chips that power a wide range of products that connect, transport and entertain us in a world increasingly dependent on technology.
Science
That night 46 million grasshoppers went to Las Vegas
A new analysis substantiates the link to the city's lights — with worrying implications for the grasshoppers
Science
In medical milestone, 1st trachea transplant
It defied historical assumptions that they weren't transplantable.
Science
Hunting ghost particles beneath the world's deepest lake
Scientists look to world's deepest lake to reveal the universe's earliest, most violent events.
Nation
'Tantalizing' results of 2 experiments defy physics rulebook
Preliminary results from two experiments suggest something could be wrong with the basic way physicists think the universe works, a prospect that has the field of particle physics both baffled and thrilled.
Local
Roadside fences show promise for reducing Minnesota turtle fatalities
Turtle populations have been falling for years, in large part due to traffic.
Coronavirus
Most kids with serious inflammatory illness had mild COVID
Most children with a serious inflammatory illness linked to the coronavirus had initial COVID-19 infections with no symptoms or only mild ones, new U.S. research shows.
Local
Robert Miller, neuroscientist and microsurgeon, dies at 81
Robert F. Miller, born in Eugene, Ore., in 1939, was a restaurant cook whose boss realized he was made for something bigger. So Miller went…
Science
A changing gut microbiome may predict how well you age
The trillions of bacteria, viruses and fungi that inhabit your intestinal tract could be part of the secret of successful aging.
Business
CEO of Google's self-driving car spinoff steps down from job
The executive who steered the transformation of Google's self-driving car project into a separate company worth billions of dollars is stepping down after more than five years on the job.
Business
April, the giraffe that became an online star, dies
April, the giraffe that became a sensation when a rural New York zoo livestreamed her 2017 pregnancy and delivery, was euthanized Friday because of advancing arthritis, the zoo said.
Science
Some elephants in Africa are just a step from extinction
While some African elephants parade across the savanna and thrill tourists on safari, others are more discreet. They stay hidden in the forests, eating fruit."You…
Science
Where's the water on Mars? Check the rocks
Data from the past two decades showed a wide distribution of what geologists call hydrated minerals.
Science
Variants need more than cunning; they need luck
A series of events need to occur for mutation to plant its flag, but despite the odds some have been able to.
Science
Stop blaming Tuskegee, critics say. It's not an 'excuse' for current medical racism
For months, journalists, politicians and health officials have invoked the infamous Tuskegee syphilis study to explain why Black Americans are more hesitant than whites to…
Science
Can old drugs find new life as COVID fighters?
Could a decades-old antidepressant be a secret weapon against COVID-19? A few scientists think so, after two small studies showed that fluvoxamine, typically prescribed for…
Nation
Ancient coins may solve mystery of murderous 1600s pirate
A handful of coins unearthed from a pick-your-own-fruit orchard in rural Rhode Island and other random corners of New England may help solve one of the planet's oldest cold cases.
Nation
Study: US pesticide use falls but harms pollinators more
American farmers are using smaller amounts of better targeted pesticides, but these are harming pollinators, aquatic insects and some plants far more than decades ago, a new study finds.
Nation
Biden's climate plan means tough choices: Which homes get saved?
Some areas will have to be abandoned, and residents will need help moving.
Nation
EPA head removes Trump-era science advisers
In a move he said would help restore "scientific integrity," the new head of the Environmental Protection Agency is removing dozens of scientists and other experts from key advisory boards named under President Donald Trump, saying they were overly friendly to industry.
Another failure for Space X Starship test
A camera on the rocket froze Tuesday and dense fog in South Texas obscured views of the rocket coming apart right before touchdown.