Ecology
Following in polar bears' footprints: DNA from snow tracks could help monitor threatened animals
Polar bears are icons of the Arctic, elusive and vulnerable. Detailed monitoring of their populations is crucial for their conservation—but because polar bears are so difficult to find, we are missing critical data about ...
5 hours ago
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Plants & Animals
Bottlenose dolphins can sense electric fields, study shows
A small team of bio-scientists from the University of Rostock's Institute for Biosciences and Nuremberg Zoo's Behavioral Ecology and Conservation Lab, both in Germany, has found evidence that bottlenose dolphins can sense ...
20 hours ago
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133
Consensus needed on when global warming reaches 1.5°C, say scientists
Writing in the journal Nature ahead of COP28, a team of Met Office scientists has emphasized that—surprisingly—there is currently no formally agreed way of defining the current level of global warming relevant to the ...
Earth Sciences
Dec 1, 2023
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'End of century' extreme heat and drought conditions in Europe could occur much earlier than previously thought
Simultaneous episodes of extreme heat and drought—typical of a moderate warming scenario predicted for the end of the 21st century—could occur earlier and repeatedly in Europe, reports a study published in Communications ...
Earth Sciences
Dec 1, 2023
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Researchers decode aqueous amino acid's potential for direct air capture of CO₂
Scientists at the Department of Energy's Oak Ridge National Laboratory have made a significant stride toward understanding a viable process for direct air capture, or DAC, of carbon dioxide from the atmosphere. This DAC process ...
Analytical Chemistry
Dec 1, 2023
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141
Meteorites likely source of nitrogen for early Earth, Ryugu samples study finds
Micrometeorites originating from icy celestial bodies in the outer solar system may be responsible for transporting nitrogen to the near-Earth region in the early days of our solar system. That discovery was published in ...
Planetary Sciences
Dec 1, 2023
2
135
An anomalous relativistic emission arising from the intense interaction of lasers with plasma mirrors
Interactions between intense laser pulses and plasma mirrors have been the focus of several recent physics studies due to the interesting effects they produce. Experiments have revealed that these interactions can generate ...
Trick prompts ChatGPT to leak private data
While OpenAI's first words on its company website refer to a "safe and beneficial AI," it turns out your personal data is not as safe as you believed. Google researchers announced this week that they could trick ChatGPT into ...
As dengue expands beyond the global 'dengue belt,' scientists dispel conventional wisdom about the disease
Unknowns, dangers and surprises persist about dengue viral infection and now an assumption once accepted as conventional wisdom about immunity to the mosquito-borne disease may be incorrect.
Black men with advanced prostate cancer less likely to receive crucial treatment, study finds
A new study led by investigators at the UCLA Health Jonsson Comprehensive Cancer Center found Black men diagnosed with more advanced stages of prostate cancer are significantly less likely to be prescribed novel hormone therapy ...
Oncology & Cancer
Dec 1, 2023
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The Future is Interdisciplinary
Find out how ACS can accelerate your research to keep up with the discoveries that are pushing us into science’s next frontier
Medical Xpress
The new generation of weight-loss drugs
Survey finds Americans struggle to maintain healthy habits during the holiday season
Primary care lessons for Canada from OECD countries
Impacts of gestational weight gain seen 50+ years later
As dengue expands beyond the global 'dengue belt,' scientists dispel conventional wisdom about the disease
Research shows human behavior guided by fast changes in dopamine levels
Meditation training can support well-being in older adults, finds trial
Developing more advanced renal organoids to model polycystic kidney disease
Needle-free vaccine patch offers protection against Zika virus in preclinical trial
Optimistic thinking linked with lower cognitive abilities, new research suggests
Regional variations uncovered in the impact of dexamethasone treatment for severe COVID-19
Tech Xplore
CITE23: How to start an AI task force at your school
A year of ChatGPT: 5 ways AI has changed the world
Montreal research hub spearheads global AI ethics debate
Solar power is growing. Now Georgia wants to store more of its energy
Chico State part of effort to create a lighter, better battery
Nuclear power has role to play, atomic energy head tells AFP at COP28
Researchers have taught an algorithm to 'taste'
Trained AI models exhibit learned disability bias, researchers say
ChatGPT and the law: A useful but imperfect tool
Ghostlike dusty galaxy reappears in James Webb Space Telescope image
It first appeared as a glowing blob from ground-based telescopes and then vanished completely in images from the Hubble Space Telescope. Now, the ghostly object has reappeared as a faint, yet distinct galaxy in an image from ...
Astronomy
Dec 1, 2023
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315
Study illuminates formation of US east coast during break up of supercontinent Pangea
A recent study published in the Journal of Geophysical Research: Solid Earth sheds new light on the formation of the East Coast of the United States—a "passive margin," in geologic terms—during the breakup of the supercontinent ...
Earth Sciences
Dec 1, 2023
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170
Japanese experimental nuclear fusion reactor inaugurated
The world's biggest experimental nuclear fusion reactor in operation was inaugurated in Japan on Friday, a technology in its infancy but billed by some as the answer to humanity's future energy needs.
General Physics
Dec 1, 2023
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1390
Research shows human behavior guided by fast changes in dopamine levels
What happens in the human brain when we learn from positive and negative experiences? To help answer that question and better understand decision-making and human behavior, scientists are studying dopamine.
Psychology & Psychiatry
Dec 1, 2023
0
103
Researcher develops a chatbot with an expertise in nanomaterials
A researcher has just finished writing a scientific paper. She knows her work could benefit from another perspective. Did she overlook something? Or perhaps there's an application of her research she hadn't thought of. A ...
Nanomaterials
Dec 1, 2023
1
93
Photonic chip that 'fits together like Lego' opens door to semiconductor industry
Researchers at the University of Sydney Nano Institute have invented a compact silicon semiconductor chip that integrates electronics with photonic, or light, components. The new technology significantly expands radio-frequency ...
Optics & Photonics
Dec 1, 2023
0
142
Vitamin D supplements do not prevent bone fractures in children, finds study
A major clinical trial led by Queen Mary University of London and the Harvard T.H. Chan School of Public Health has found that vitamin D supplements do not increase bone strength or prevent bone fractures in children with ...
Health
Dec 1, 2023
1
63
When physics meets biology: Prion protein orchestrates liquid–liquid phase separation with copper
In a study published in Science Advances, researchers from the Federal University of Rio de Janeiro (UFRJ) and the German Center for Neurodegenerative Diseases (DZNE-Berlin) shed light on the intricate dance between the prion ...
Molecular & Computational biology
Dec 1, 2023
0
52
Scientists navigate uncharted waters in fish immunology research
Upon infection or immunization, all jawed vertebrate species generate proteins called antibodies that bind and neutralize pathogens. Strong and long-lasting antibody responses in warm-blooded species such as mammals are produced ...
Molecular & Computational biology
Dec 1, 2023
0
35
Citizen scientists help discover new mantis species
James Cook University researcher Matthew Connors has discovered two new praying mantis species with the help of citizen scientists. The finds have been published in Zootaxa.
Plants & Animals
Dec 1, 2023
0
222
Indonesia's coal love affair still aflame despite pledges
Sania sits in front of her home in Indonesia, less than a kilometer from Southeast Asia's biggest coal complex, where chimneys pump dark gray smoke and a chemical smell into the air.
Volunteer divers guard Oman's 'unique' coral reefs
On a sailing boat anchored off Oman's pristine Daymaniyat Islands, volunteer divers pull on wetsuits, check their scuba tanks and then take turns plunging into the clear turquoise water.
11 bodies recovered after volcanic eruption in Indonesia, and 12 climbers are still missing
The bodies of 11 climbers were recovered Monday a day after a furious eruption of the Mount Marapi volcano as Indonesian rescuers searched for 12 apparently still missing.
Teaching physics from the din of flying discs
Disc golf is booming, with record numbers of players turning up each year to partake in the disc-throwing sport. It is also whizzing and whistling. In fact, the sound a disc makes while soaring through the air toward its ...
Earth is running a fever. And UN climate talks are focusing on the contagious effect on human health
With Planet Earth running a fever, U.N. climate talks focused Sunday on the contagious effects on human health.
El Niño helped steer storms away from U.S. this hurricane season. What about next year?
This year, a record-hot Atlantic Ocean went toe-to-toe with a strong El Niño for which weather phenomena would steer the hurricane season. The winner?
A six-planet solar system in perfect synchrony has been found in the Milky Way
Astronomers have discovered a rare in-sync solar system with six planets moving like a grand cosmic orchestra, untouched by outside forces since their birth billions of years ago.
Nations rally behind renewables at COP28 climate talks
Nearly 120 nations pledged to triple the world's renewable energy within seven years at UN climate talks Saturday as the United States pushed to crank up nuclear capacity and slash methane emissions.
To greenwash or do the right thing? Corporate dilemmas at COP28
They call the giant climate business expo running outside the COP28 United Nations talks in Dubai the "green zone".
As Dubai hosts climate talks, its air pollution soars
Dubai's glitzy skyline was obscured by a blanket of smog rated as "unhealthy" on Sunday as thousands of delegates attended a COP28 conference dedicated to the harmful effects of air pollution.
50 oil and gas companies pledge to cut operational emissions
Fifty oil and gas companies representing 40 percent of global production pledged to decarbonize their operations by 2050 at the UN's COP28 climate talks in Dubai on Saturday.
Maghreb farmers embrace drones to fight climate change
A drone buzzed back and forth above rows of verdant orange trees planted near Nabeul, eastern Tunisia.
Strong earthquake that sparked a tsunami warning leaves 1 dead amid widespread panic in Philippines
A powerful earthquake that shook the southern Philippines killed at least one villager and injured several others as thousands scrambled out of their homes in panic and jammed roads to higher grounds after a tsunami warning ...
New doubts over coral, safety at planned Olympic surf venue
The president of French Polynesia has questioned whether 2024 Olympic surfing can go ahead at the planned site in Tahiti, saying he was concerned about safety and damage to coral from a planned judging tower.
New unified theory shows how past landscapes drove the evolution of Earth's rich diversity of life
Earth's surface is the living skin of our planet—it connects the physical, chemical and biological systems.
As seas get warmer, tropical species are moving further from the equator
Climate change is causing tropical species in the ocean to move from the equator towards the poles, while temperate species recede. This mass movement of marine life, termed tropicalization, is leading to a cascade of consequences ...
Bashful golden mole detected in South Africa after 87 years
A golden mole that "swims" in sand has resurfaced in South Africa after 87 years in the wilderness when many specialists feared it had become extinct, researchers have said.
Toxic chemicals in UK whales and dolphins are exceeding safe limits
Almost half of marine mammals around the UK are being poisoned by banned chemicals.
Massive planet too big for its own sun pushes astronomers to rethink exoplanet formation
Imagine you're a farmer searching for eggs in the chicken coop—but instead of a chicken egg, you find an ostrich egg, much larger than anything a chicken could lay.
US leads call to triple nuclear power at COP28
More than 20 nations including the United States called for a tripling of nuclear energy to drive down emissions on Saturday as world leaders assembled for a second day at UN climate talks in Dubai.
