Sixty-six million years ago, the six-mile-wide (10-kilometer-wide) Chicxulub asteroid crash-landed in Mexico's Yucatán Peninsula and changed life on Earth forever. The reign of the dinosaurs ended, and only creatures that could shelter in burrows or shallow waters survived into
Around the world, hundreds of thousands of people engage in conventional protests—and sometimes more radical forms of action—in the face of environmental change, harms to animals and nature, and climate inaction.
More than 20 years after NASA's Spirit rover landed on Mars, a researcher from Edith Cowan University (ECU) has uncovered new evidence that suggests water may once have covered large parts of the red planet.
New research from Victoria University (VU) reveals that reducing the impact of extreme heat in urban areas requires more than simply adding green spaces—it requires a different approach to urban planning.
A weakening Atlantic current could supercharge California’s atmospheric rivers while leaving Greenland with fewer snow-producing storms. The changes could raise flood risks, strain infrastructure, and reshape water supplies far beyond the Atlantic.
Jupiter's moon Io is the most volcanically active planetary body in the solar system, boasting hundreds of active volcanoes that spew molten lava into space. This activity results from a process called tidal heating, in which Jupiter's massive gravity constantly stretches and
Minor cuts and scrapes usually heal in time, but losing a finger or a whole limb? For most vertebrates, that's a done deal. Unless, of course, you've got the self-healing machinery of an axolotl.
At long last, astronomers have firm evidence that Betelgeuse, one of the most famous stars in the night sky, is not alone. Using the European Southern Observatory's Very Large Telescope (ESO's VLT), a team led by French researcher Miguel Montargès obtained the clearest image
Your patch of turf might have traveled farther than you think The post Where Was Your Backyard 145 Million Years Ago? appeared first on Nautilus .
A century of hints has suggested the famed red supergiant had a star pal but seeing it amid Betelgeuse’s brightness has been hard — until now.
Researchers found that insulin-producing cells depend on a team of helper proteins to keep insulin production on track. When one key partner was missing, damaged proteins built up and the cells made less insulin. Strengthening this system could offer a new way to protect the
A puzzle that can tell players how fast they think on their feet has been developed by a University of Leeds researcher.
To explain the stock market's reaction to earnings results, investors and other market participants have used a standard tool for decades: the earnings surprise.
Plastic recycling could become far more effective thanks to a new technique that restores the strength of damaged engineering plastics by repairing them at the molecular level.
Each time the moon covers the sun during a total solar eclipse—darkening daytime skies and briefly revealing the sun's ethereal outer atmosphere, the corona—it presents new opportunities to better understand our star and its influence on Earth.
A new analysis has precisely dated paintings in France’s Font-de-Gaume cave for the first time. Scientists discovered charcoal inside black pigments once thought to contain only minerals, allowing them to use radiocarbon dating. The results show that a bison was painted about
A substance-use prevention program delivered to students and their families in the sixth and seventh grades led to wide-ranging benefits well into adulthood and—for those who became parents—even positively affected their children, according to a new study by researchers in the
Gravitational waves are tiny ripples in the fabric of spacetime that are produced when massive objects in the cosmos accelerate or collide. By detecting these waves, astrophysicists can study various cosmic events, including black hole mergers, neutron star collisions and the
As water shot into an open stock tank atop a high-country mesa, a trickle soaked the dusty earth below. Scott Snyder rose from the shade to fasten a hose and stop the spillage.
A healthy lifestyle can prevent type 2 diabetes for many people, but new research suggests that weight loss alone may not be enough for one particularly vulnerable group. Even after losing about 8% of their body weight and keeping it off for years, people in a high-risk
Researchers have developed a low-cost, semi-automated, AI-driven method that uses remote cameras to survey bumblebees and potentially other insects. The new tool could have important implications for efforts to conserve declining insect populations. Several bumblebee species
Firefighters in France and Spain rushed to contain the worst wildfires in living memory Tuesday, seizing crucial hours before the arrival of another wave of searing temperatures.
Nanocarbons are molecular-scale carbon structures considered to be the building blocks for next-generation materials. Until now, scientists have built them by fusing small, flat carbon molecules together at their edges. Modifying the inside of a molecule was considered
An earthquake registering a preliminary magnitude of 7.1 shook Kumamoto on Japan's southern main island of Kyushu late Tuesday afternoon and a tsunami advisory was issued, the Japan Meteorological Agency said.
NASA’s Psyche spacecraft aced its Mars flyby, using the planet’s gravity to speed toward its 2029 encounter with a metal-rich asteroid. The spacecraft tested its cameras, magnetometer, and particle-detecting instruments, capturing unusual views of Mars and measuring its
NASA’s Swift Observatory observed a supermassive black hole ripping apart a star more than 30,000 light-years from the center of a distant galaxy. The extraordinary flare briefly outshone its entire host galaxy in ultraviolet light and revealed a black hole about a million
Scientists have created an “electron lighthouse” that uses laser light to launch and steer electrons through a semiconductor without an applied electrical field. The quantum effect could eventually improve optical sensors, communications, imaging, and information storage.
Scientists have created twisted laser beams that interact differently with right-handed and left-handed molecules, revealing their identity through the fragments they produce. The approach could provide a faster, simpler, and more sensitive way to analyze important molecules
Adolescents in both the United States and the United Kingdom have become increasingly ambitious about their future careers over the past two decades, according to a new study by researchers at Penn State. The team also found that family socioeconomic background plays a
Interviews with political activists in Southern California showed stark differences in how migrants are viewed: either "like us" and deserving of rights or lawbreakers undeserving of social belonging and benefits.
Firefighters battling devastating fires in France have had to contend with a new threat: immense fire clouds that create their own wind and even lightning that can spark fresh blazes.
A major review found that exercise produces only small average improvements in hip osteoarthritis pain and physical function. It may still help some people, but researchers warn that current evidence is too limited to know which exercises work best.
Heat warnings have stretched across Canada this summer, from Atlantic Canada and southern British Columbia to the Prairies, central Canada and the Northwest Territories.
Burying underwear in soil isn't a typical science lesson. But for students on Hornby Island, it's one way they can learn how seaweed supports local ecosystems.
A single 30-minute sauna session may briefly put the immune system on higher alert. Finnish researchers found that sauna heat, paired with a short cold shower, increased every type of white blood cell circulating in the bloodstream, including key infection fighters such as
Laser dicing, a technique that uses focused laser pulses to separate individual chips from a semiconductor wafer, is increasingly favored over mechanical blade cutting because it can process delicate, low-strength materials with minimal physical stress. However, achieving
An international study led by the Universities of Córdoba and Pisa used isotopic analysis to reconstruct the dietary traces left in human remains found in an Italian necropolis, revealing what daily life was like in that community 2,700 years ago. Despite the passage of time,
Doctors can often detect diseases in humans using minimally invasive methods, like blood or urine tests, before symptoms become severe. Now, researchers at the Woods Hole Oceanographic Institution (WHOI) are applying a similar concept to coral reefs, showing that the water
Complex simulations—the most intricate of their kind to date—carried out by an international research team led by scientists at Heidelberg University's Institute for Physical Chemistry, have revealed how water governs the way protons move through it. Using their modeling,
Archaeological excavations generate a vast quantity of documents of various types and formats, which constitute a scientific heritage of great value. However, the way this data is organized, documented and preserved remains highly varied. This is the main conclusion of the
Heavy snowfall in the Argentine Andes has forced more than 100 people to evacuate and stalled almost 1,000 trucks on snow-covered roads, while flights were rerouted Monday.
An SKKU research team led by Professor Travers B. Child of the SKK Graduate School of Business (SKK GSB) has become the first in the world to use micro-level data to demonstrate that aid fragmentation—the phenomenon in which numerous international aid agencies operate
A new study suggests that simple molecules on early Earth may have worked together to create more stable, cell-like structures, offering fresh clues about one of science's biggest questions: how life began. Led by Dr. Moran Frenkel-Pinter of Hebrew University and her
With global warming and extreme weather intensifying, can animals raise their thermal tolerance to cope with a continuously warming environment? A joint research project by the Division of Science at Lingnan University and an international research team conducted experiments on
A research group led by Tetsuhiro Hatakeyama from the Earth-Life Science Institute (ELSI) at the Institute of Science Tokyo has revealed how a seemingly self-destructive survival strategy could persist in yeast for hundreds of millions of years. By combining population dynamics
Wild seabirds that face high energy demands during the breeding season go on to migrate farther and raise more chicks the next year, but at a cost to their own survival. An international team led by researchers from Nagoya University raised the energy cost of flight for some
More than 120 fish species have migrated from the Red Sea to the Mediterranean since the Suez Canal opened more than 150 years ago. Now, researchers at Tel Aviv University have developed a statistical model that can predict which species are likely to make the journey next.
School cellphone bans might seem like a good way to improve learning for elementary school children, but new research published in Behavioral Sciences shows that simply owning a cellphone correlates with worse reading comprehension. Whether a child brings the phone to school
Strengthening the bond between people and nature—that is the aim of a German–Dutch EU project involving Oldenburg. The reasoning behind this is that people who feel they are part of the environment are more likely to campaign for its preservation.
Cells carry their own growth switches. When enough nutrients—amino acids in particular—are available, cells flip this switch on and begin to grow. Researchers at KAIST and Yonsei University have uncovered the molecular mechanism by which amino acid signals activate this
