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Browsing Category
Technology
How RFK Jr.’s views may shape public health
The announcement that President-elect Donald Trump has nominated Robert F. Kennedy Jr. to be the new leader of the U.S. Department of Health and Human Services has brought renewed attention to many comments the nominee has made…
Clams use fiber optics to channel sunlight to symbiotic algae
In a discovery that blurs the line between biology and technology, scientists have found that heart-shaped clams use fiber optic–like structures to channel sunlight through their shells in much the same way that telecommunications…
Youth tobacco use has gone down, but the work isn’t over
Citations
A. Jamal et al. Tobacco product use among middle and high school students — National Youth Tobacco Survey, United States, 2024. Morbidity and Mortality Weekly Report. Vol. 73, October 17, 2024, p. 917. doi:…
Keeping weight off may be stymied by fat cells’ ‘memory’ of obesity
Fat tissue may commit weight to memory.
For people living with obesity, losing weight can help reduce the risk of health problems such as type 2 diabetes or cardiovascular disease (SN: 2/29/24). But losing weight and keeping it…
Some people don’t have a mind’s eye. Scientists want to know why
Growing up, Roberto S. Luciani had hints that his brain worked differently than most people. He didn’t relate when people complained about a movie character looking different than what they’d pictured from the book, for…
Readers ask about self-correcting quantum computers, oobleck’s experimental value
Experimenting with food
Mayonnaise’s texture is perfect for mimicking what a fuel capsule goes through when it’s blasted with lasers to ignite nuclear fusion, Emily Conover reported in “Mayonnaise may shed light on nuclear…
50 years on, Lucy still sparks our curiosity
Editor in chief Nancy Shute recounts the 50-year anniversary of the hominid's discovery, which upended the study of human evolution.
Visually powerful films needed to convey science through storytelling: Sandesh Kadur
Bengaluru, For filmmaker Sandesh Kadur, a National Geographic explorer and the cinematographer for BBC's Emmy nominated 'Planet Earth II', conveying science through storytelling is very important. HT Image "I believe in hitting…
50 years ago, U.S. drinking water sparked health and safety concerns
EPA to study tap water carcinogens — Science News, November 16, 1974
There is evidence that clean drinking water in some localities may contain carcinogenic compounds. Many of the compounds detected contain chlorine and…
The world’s largest coral was discovered in the South Pacific
Off the coast of the Solomon Islands lurks a centuries-old being that is so immense, it can be seen from space.
Discovered in October by the National Geographic Society’s Pristine Seas team, it is the world’s largest standalone…
A first look at rocks from the lunar farside create a volcanic mystery
The first samples from the farside of the moon contain signs of surprising volcanic activity near the lunar south pole.
Two separate analyses of lunar rocks brought to Earth by China’s Chang’e-6 spacecraft show the rocks formed…
Stray DNA is all around us. It could revolutionize conservation
On a warm, sunny day in April, biologists David Duffy and Jessica Farrell prepare to motor down the Matanzas River on a small boat to catalog the area’s aquatic life. Ripples signal the river’s lazy flow along Florida’s…
22 pesticides show links to prostate cancer
Nearly two dozen pesticides are associated with an increased risk of prostate cancer in the United States, researchers report November 4 in Cancer. Four of those, the study finds, are also linked to prostate cancer deaths.
The…
How does a fossil become a superstar? Just ask Lucy.
Inside a specially constructed safe at the National Museum of Ethiopia in Addis Ababa sit the fragile remains of the world’s most celebrated human ancestor. She was once a hardy survivor in an unforgiving environment, but now her…
Researchers seek, and find, a magical illusion for the ears
Close your eyes and imagine a sound, someone’s voice, coming from your left. It slowly shifts to come from behind you, then moves to your right. Around and around, it circles. Suddenly, the voice jumps. It was clearly in front of…
Lizard spit can help detect a rare pancreatic tumor
A molecule in lizard saliva may make it easier to find certain tumors in the pancreas.
Insulinomas — benign tumors that can cause low blood sugar and sudden fainting spells — are notoriously hard to detect using current…
First Antarctic Amber Discovery Sheds Light On Existence Of Forests 90 Million Years Ago | World…
BERLIN: Scientists in Germany have discovered amber in Antarctica for the first time, revealing that around 90 million years ago, the continent's climate conditions supported resin-producing forests, Germany's Alfred Wegener Institute (AWI)…
Fossil teeth hint at a surprisingly early start to humans’ long childhoods
An extended childhood, a hallmark of human development, may have gotten off to an ancient and unusual start.
One of the earliest known members of the Homo genus experienced delayed, humanlike tooth development during childhood…
Accelerated muons bring next-gen particle colliders closer to reality
Muons are getting a move on.
In a step toward new types of particle physics experiments, scientists cooled and then accelerated a beam of muons. The subatomic particles, heavy cousins of electrons, could be accelerated and…
The virus behind an outbreak in Brazil can spread from mother to fetus
A virus that caused a large outbreak in Brazil this year can spread from a pregnant woman to the fetus. The confirmation of several cases of transmission to the womb means that the virus, called Oropouche, has a feature in…
A twisted protein sheds light on chronic wasting disease in deer
The misfolded proteins responsible for a fatal neurological illness in deer have a twist.
The first detailed structure of an infectious prion that causes chronic wasting disease, or CWD, reveals features that could help guide…
Uranus may have looked weird when NASA’s Voyager 2 flew by
Some of Uranus’ apparent oddities might be due to bad timing.
In 1986, the Voyager 2 spacecraft flew past the planet, recording mysteries of its magnetic field. Turns out, Uranus may have just been in an unusual state. A solar…
In a first, space exercise ‘Antariksha Abhyas’ gets underway in Delhi
New Delhi, A first-of-its-kind exercise aiming to secure India's national strategic objectives in space got underway here on Monday with Chief of Defence Staff Gen Anil Chauhan asserting that space is now the "critical enabler" of the…
NASA astronauts won’t say which one of them got sick after almost 8 months in space
CE CANAVERAL, Fla. — Three NASA astronauts whose prolonged space station mission ended with a trip to the hospital last month declined to say Friday which one of them was sick. HT Image Astronauts Matthew Dominick, Michael Barratt…
Antimatter could travel by truck, a test with protons shows
A truck full of antimatter would make for a seriously epic road trip. And scientists are now one step closer to hauling the substance by motor vehicle.
Scientists at the European laboratory CERN have demonstrated the…
A common drug may help treat a rare genetic disease
DENVER — A drug found in almost every medicine cabinet may be a treatment for a rare genetic disease.
Ibuprofen may help children with mutations in a gene called MAN1B1, a study in fruit flies suggests. Geneticist Clement Chow…
Fire-prone neighborhoods on the fringes of nature are rapidly expanding
People are flocking to nature’s doorstep, and into wildfire territory.
Homes constructed where human development meets undeveloped wildland are particularly vulnerable to wildfires and other natural hazards (SN: 11/9/23).…
A cosmic census triples the known number of black holes in dwarf galaxies
A colossal census of the cosmos has more than tripled the number of active black holes known to reside in miniature galaxies and found the biggest haul of middleweight black holes to date.
The survey turned up about 2,500 dwarf…
NASA Astronaut Sunita Williams In Poor Health? Doctor Shares How Extended Space Stay Can Take A Toll…
Astronaut Sunita Williams along with her fellow astronaut Butch Willmore have been at the International Space Station (ISS) since June 2024. The pair had launched aboard Boeing's Starliner spacecraft on June 5 for its first crewed flight,…
For deep-diving whales, plastic garbage may ‘sound’ like food
In the ocean’s abyss, deep-diving whales use echolocation to hunt in pitch dark. Emitting sounds that bounce off objects gives the whales a clear picture of their surroundings.
But such a superpower might come with a downside,…