Science News

NASA prepares most sophisticated Mars rover for 'dangerous' landing

Science News // 1 hour ago

NASA prepares most sophisticated Mars rover for 'dangerous' landing

ORLANDO, Fla., Jan. 27 (UPI) -- NASA will spend the next three weeks preparing its biggest and most sophisticated Mars rover yet, Perseverance, to make a dangerous seven-minute landing Feb. 18 on the Red Planet.

Lunar cycle can influence circadian rhythms of humans, study says

Science News // 3 hours ago

Lunar cycle can influence circadian rhythms of humans, study says

Sirius XM says its newest satellite has malfunctioned

Science News // 4 hours ago

Sirius XM says its newest satellite has malfunctioned

Biden climate plan aims to put U.S. on path to 'net-zero economy'

U.S. News // 5 hours ago

Biden climate plan aims to put U.S. on path to 'net-zero economy'

NASA spacewalk partially hooks up new science platform

Science News // 7 hours ago

NASA spacewalk partially hooks up new science platform

ORLANDO, Fla., Jan. 27 (UPI) -- Two NASA astronauts were unable to complete work during a spacewalk Wednesday on hooking up Europe's new Bartolomeo science platform outside the International Space Station.

Milk-stained teeth reveal early dairy consumption in Africa

Science News // 8 hours ago

Milk-stained teeth reveal early dairy consumption in Africa

Jan. 27 (UPI) -- The extraction and analysis of milk-specific proteins from ancient materials, including dental calculus, has allowed scientists to uncover the origins of dairying in Eastern Africa.

People likely brought dogs to the Americas 15K years ago

Science News // 10 hours ago

People likely brought dogs to the Americas 15K years ago

New research suggests that not only did dog domestication likely happen sometime before 23,000 years ago, but the first people to enter the Americas more than 15,000 years ago probably brought their dogs with them.

U.N. poll: Majority want wide-ranging action on climate change

World News // 16 hours ago

U.N. poll: Majority want wide-ranging action on climate change

Jan. 27 (UPI) -- More than two-thirds of the world's population believe climate change constitutes "a global emergency," according to the findings of the world's largest-ever opinion poll on the issue.

Humans have an obesity problem, Asian elephants don't

Science News // 1 day ago

Humans have an obesity problem, Asian elephants don't

Jan. 26 (UPI) -- The obesity crisis thought to be plaguing Asian elephants was a mirage, according to a new study published in the Journal of Experimental Biology.

In confined spaces, air purifiers may actually aid the spread of COVID-19

Science News // 1 day ago

In confined spaces, air purifiers may actually aid the spread of COVID-19

Jan. 26 (UPI) -- In especially confined spaces, like an elevator, air purifiers may actually do more harm than good in the fight against airborne viral transmission.

Giant dinosaur hunted from the shoreline like a bird, not an aquatic predator

Science News // 1 day ago

Giant dinosaur hunted from the shoreline like a bird, not an aquatic predator

Jan. 26 (UPI) -- The giant dinosaur Spinosaurus, also known as the spine lizard, wasn't able to chase down fish or pursue marine reptiles. It hunted more like a wading heron.

Moon rock on Joe Biden's desk raises hopes for lunar return

Science News // 1 day ago

Moon rock on Joe Biden's desk raises hopes for lunar return

ORLANDO, Fla., Jan. 26 (UPI) -- A moon rock that President Joe Biden has placed in the Oval Office came from the last Apollo mission in 1972, raising hopes that he will support a new lunar landing program already underway.

Skeletal trauma reveals inequalities of Cambridge's medieval residents

Science News // 2 days ago

Skeletal trauma reveals inequalities of Cambridge's medieval residents

Jan. 25 (UPI) -- The inequities of medieval society are preserved in the bones of Cambridge's early residents, according to a new survey of skeletal trauma.

Skull reveals evolutionary origins of tube-crested dinosaur's unusual airways

Science News // 2 days ago

Skull reveals evolutionary origins of tube-crested dinosaur's unusual airways

Jan. 25 (UPI) -- Thanks to a newly excavated fossil, scientists have gained fresh insights into the evolutionary origins of the species' unusual tube-shaped nasal passage.

Global ice loss rate is accelerating, study finds

Science News // 2 days ago

Global ice loss rate is accelerating, study finds

Jan. 25 (UPI) -- A new survey of ice loss around the globe suggests the rate at which the planet's ice sheets and glaciers are melting is rapidly accelerating.

Study reveals what the brain does during daydreams

Science News // 2 days ago

Study reveals what the brain does during daydreams

Researchers have found a way to track what your mind is doing when thoughts begin to wander.

SpaceX launches record-setting mission without a hitch

Science News // 3 days ago

SpaceX launches record-setting mission without a hitch

Jan. 24 (UPI) -- Elon Musk's SpaceX launched 143 small satellites into space Sunday morning, setting a world record for the most spacecraft sent to orbit on a single mission.

SpaceX scrubs satellite launch

Science News // 4 days ago

SpaceX scrubs satellite launch

ORLANDO, Fla., Jan. 23 (UPI) -- SpaceX scrubbed its launch to send 143 small satellites into space Saturday, blaming weather conditions.

Tiny particles formed from trace gases can seed open ocean clouds

Science News // 5 days ago

Tiny particles formed from trace gases can seed open ocean clouds

Jan. 22 (UPI) -- It doesn't take much to seed a cloud in the atmosphere above the open ocean, according to a new study published Friday in the journal Nature Communications.

A quarter of known bee species haven't been seen in more than 20 years

Science News // 5 days ago

A quarter of known bee species haven't been seen in more than 20 years

Jan. 22 (UPI) -- According to a new survey, published Friday in the journal One Earth, roughly a quarter of known bee species haven't made an appearance in public records in more than 20 years.

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