Outdoing the dinosaurs: What we can do if we spot a threatening asteroid
Someday, an NEO will pose a threat to us. Thankfully, we have options. Enlarge / We'd like to avoid this. (credit: Science Photo Library/Andrzej Wojcicki/Getty Images) In 2005, the United States Congress laid out a clear.....»»
Mathematicians make leap in modeling human impact on climate
A breakthrough in the theory of climate change science has given scientists the most robust way yet to link observed climate change to both human-made and natural causes and to spot early warning signals for potential climate disasters......»»
Lizards and snakes are 35 million years older than we thought
Reanalysis of a fossil finds that reptiles' traits go back earlier than we thought. Lizards are ancient creatures. They were around before the dinosaurs and persisted long after d.....»»
In vivo electrochemistry could provide early detection of high-altitude hypoxic brain injury
People who climb too fast or too high risk acute altitude sickness, which can lead to life-threatening hypoxic brain injury. By using in vivo electrochemistry, researchers have demonstrated that characteristic changes occur in the oxygen content of v.....»»
Finding traces of fish with DNA from water samples
Silje Halvorsen bends down and fills a plastic bottle with water from Gillsvannet lake, a sheltered bathing spot just outside the center of Kristiansand......»»
Could we use an asteroid to shield astronauts on their way to Mars?
Radiation is a primary concern for long-duration human spaceflight, such as the planned trips to Mars, which are the stated goal of organizations such as NASA and SpaceX. Shielding is the standard way to protect astronauts from radiation during those.....»»
Massive asteroid impacts did not change Earth"s climate in the long term, research finds
Two massive asteroids hit Earth around 35.65 million years ago, but did not lead to any lasting changes in the Earth's climate, according to a study by UCL researchers......»»
Planetary scientists confirm new main-belt comet
A mysterious object discovered in the main asteroid belt in 2021 was determined to be a main-belt comet by Planetary Science Institute Senior Scientist Henry Hsieh, Scott Sheppard of the Carnegie Institution for Science and Audrey Thirouin of Lowell.....»»
"Hysterical" named Apple Podcasts top new show of 2024
Apple has bestowed the top spot in the annual 2025 Apple Podcasts Award to "Hysterical," honoring the seven-part show for its high quality as well as longevity in the podcast charts.Dan Taberski with the 2024 Apple Podcasts Award for 'Hysterical'Each.....»»
Sustainable land management practice successfully "uproots" invasive Prosopis juliflora in East Africa
The adoption of a sustainable land management practice (SLM) to manage invasive Prosopis juliflora—considered one of the worlds most threatening non-native tree species—appears to have "uprooted" the problem in East Africa......»»
Data scientists create tool to spot fake images
Pixelator v2 is a tool to spot fake images. It uses a new combination of image veracity techniques with capability beyond what can be seen by the human eye. It can identify subtle differences in images with greater accuracy than traditional methods a.....»»
Black Friday MacBook Air deals knock $265 off 15-inch M3 512GB
Apple's tremendous M3 15-inch MacBook Air is a whole $265 off in two special Black Friday sales of the 512GB edition.Apple's 15-inch MacBook AirIt's the sweet spot in Apple's entire range of portable Macs. This MacBook Air has the powerful M3 process.....»»
A fossil first: Scientists find 1.5-million-year-old footprints of two different species of human ancestors at same spot
More than a million years ago, on a hot savanna teeming with wildlife near the shore of what would someday become Lake Turkana in Kenya, two completely different species of hominins may have passed each other as they scavenged for food......»»
Feces, vomit offer clues to how dinosaurs rose to rule Earth
Feces, vomit and fossilized food from inside stomachs have provided new clues into how dinosaurs rose to dominate Earth, a new study revealed on Wednesday......»»
Life found on Ryugu asteroid sample, but it’s not as exciting as it sounds
A recent discovery made by scientists working with a sample of rock from outer space highlights one of the huge challenges that such work involves......»»
What fossilized dino feces can tell us about their rise to dominance
Scientists studied trace fossils called bromalites to reconstruct critical food webs in late Triassic, early Jurassic. Paleontologists have long puzzled over how the dinosaurs—o.....»»
Fossilized dung reveals clues to dinosaur success story
In an international collaboration, researchers at Uppsala University have been able to identify undigested food remains, plants and prey in the fossilized feces of dinosaurs. These analyses of hundreds of samples provide clues about the role dinosaur.....»»
"Very, very slow": plastic treaty talks grind forward
Negotiations on a first global treaty to curb plastic pollution are moving "very, very slowly", diplomats and observers told AFP on Wednesday, threatening the chances of reaching an agreement......»»
Magnetically driven vortices may be generating Earth-size concentrations of hydrocarbon haze at Jupiter"s poles
While Jupiter's Great Red Spot has been a constant feature of the planet for centuries, University of California, Berkeley, astronomers have discovered equally large spots at the planet's north and south poles that appear and disappear seemingly at r.....»»
Study exposes global "blind spot" in human rights protections for dissidents
Intensifying coercive tactics used by repressive states to silence critics abroad requires the set-up of specialist transnational rights protection offices, says a new paper by researchers at Lancaster University and Central European University in Vi.....»»
Earth bids farewell to its temporary "mini moon" that is possibly a chunk of our actual moon
Planet Earth is parting company with an asteroid that's been tagging along as a "mini moon" for the past two months......»»