Science News

Chinook salmon that migrate in spring, fall more alike than thought

Science News // 4 hours ago

Chinook salmon that migrate in spring, fall more alike than thought

Oct. 30 (UPI) -- Traditionally, spring-run and fall-run Chinook salmon have been classified as two separate subspecies, or ecotypes, but new genetic analysis suggests the two groups are much more similar than they are different.

U.S. one of world's top contributors to plastic pollution

Science News // 6 hours ago

U.S. one of world's top contributors to plastic pollution

Humans in ancient Turkey adapted to climate change, thrived

Science News // 11 hours ago

Humans in ancient Turkey adapted to climate change, thrived

NASA offers 'creepy' playlist of space sounds for Halloween

Science News // 18 hours ago

NASA offers 'creepy' playlist of space sounds for Halloween

International Space Station marks 20 years of humans on board

Science News // 18 hours ago

International Space Station marks 20 years of humans on board

ORLANDO, Fla., Oct. 30 (UPI) -- The 20th anniversary Saturday of humans living aboard the International Space Station spotlights the global cooperation and scientific discoveries that benefit all people.

UPI News Quiz: a rogue planet, land for logging, COVID-19

U.S. News // 18 hours ago

UPI News Quiz: a rogue planet, land for logging, COVID-19

A rogue planet, land for logging, COVID-19 -- how well did you follow the headlines this week? Take the UPI News Quiz for Oct. 30, 2020.

OSIRIS-REx successfully stows sample of asteroid Bennu

Science News // 1 day ago

OSIRIS-REx successfully stows sample of asteroid Bennu

Oct. 29 (UPI) -- The asteroid sample collected by NASA's OSIRIS-REx spacecraft early this month has been safely secured in its return capsule.

Leg hairs help ogre-faced spiders hear predators, prey

Science News // 1 day ago

Leg hairs help ogre-faced spiders hear predators, prey

Oct. 29 (UPI) -- Spiders don't have ears, but they can "hear" by sensing vibrations through other parts of their bodies.

Future pandemics will be worse without major strategy shift, study says

World News // 1 day ago

Future pandemics will be worse without major strategy shift, study says

Oct. 29 (UPI) -- International experts in a new scientific study warned on Thursday that pandemics like COVID-19 will emerge more often in the future unless more targeted efforts are made to control them.

Mars-sized rogue planet found drifting through the Milky Way

Science News // 1 day ago

Mars-sized rogue planet found drifting through the Milky Way

Oct. 29 (UPI) -- Astronomers have discovered a planetary free agent floating through the Milky Way, unbound to the gravity of any nearby stars.

Graphene-based memory resistors could lead to brain-based computing

Science News // 1 day ago

Graphene-based memory resistors could lead to brain-based computing

Oct. 29 (UPI) -- Researchers have created a new computer component capable of toggling between 16 possible memory states -- the kind of computing versatility provided by brain synapses.

Fight judges favor aggression over skill, study shows

Science News // 2 days ago

Fight judges favor aggression over skill, study shows

Oct. 28 (UPI) -- New research suggests judges are more likely to award victory to aggressive fighters than skilled fighters, all else being equal.

Scientists program robot swarm to count penguins

Science News // 2 days ago

Scientists program robot swarm to count penguins

Oct. 28 (UPI) -- Researchers at Stanford programmed a swarm of drones to autonomously survey penguin colonies.

Trump admin strips protections for Alaska's Tongass Nat'l Forest

U.S. News // 2 days ago

Trump admin strips protections for Alaska's Tongass Nat'l Forest

Oct. 28 (UPI) -- The Trump administration on Wednesday eliminated federal protections for and opened Alaska's Tongass National Forest, the largest old-growth forest in the United States, to logging and other business operations.

Giant lizards improved their flying abilities over millions of years

Science News // 2 days ago

Giant lizards improved their flying abilities over millions of years

Oct. 28 (UPI) -- During their 150 million-year existence, pterodactyls and other winged reptiles known as pterosaurs steadily improved their flying abilities.

'Media multitasking' affects memory, attention, study finds

Health News // 2 days ago

'Media multitasking' affects memory, attention, study finds

Oct. 28 (UPI) -- People who engage in "media multitasking" experience reduced attention and poorer long-term memory, according to an analysis published Wednesday by the journal Nature.

Mountain gorillas friendly with neighbors outside of core home ranges

Science News // 2 days ago

Mountain gorillas friendly with neighbors outside of core home ranges

Oct. 28 (UPI) -- Mountain gorillas are friendly with familiar neighbors, as long as they stay out of the "core" parts of their territory, according to a new study.

Longer-lingering droplets are less efficient carriers of COVID-19 virus

Science News // 3 days ago

Longer-lingering droplets are less efficient carriers of COVID-19 virus

Oct. 27 (UPI) -- New research suggests bigger, short-lived aerosol droplets pose a much greater risk than aerosol microdroplets, tiny particles that linger longest in the air.

Pristine extraterrestrial compounds recovered from fallen fireball

Science News // 3 days ago

Pristine extraterrestrial compounds recovered from fallen fireball

Oct. 27 (UPI) -- In a new paper, researchers detailed the discovery of pristine organic compounds in freshly fallen space rock rock fragments recovered from the surface of a frozen lake in Michigan.

SpaceX launches public beta test of Starlink Internet service

Science News // 3 days ago

SpaceX launches public beta test of Starlink Internet service

Oct. 27 (UPI) -- SpaceX has launched public beta testing of its Starlink program aiming to deliver high-speed Internet globally.

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