Scientists at Curtin University have solved a long-standing mystery about how some of the world's best-preserved fossils formed in ancient oxygen-free ocean floor settings. The research, published in Communications Earth & Environment, focuses on a 183-million-year-old
Classifying ancient pottery has always depended on the trained judgment of an archaeologist. Identifying the subtle differences between piece types takes years of experience, and two experts will not always agree. Now, a team including researchers at Nagoya University in Japan
And not because they refuse to ask for directions The post Space Screws Up Sperm’s Ability to Navigate Properly appeared first on Nautilus .
Benzene, a compound linked with leukemia and other blood cancers, is leaking from gas stoves in Europe, a new study finds. According to the World Health Organization, there is no safe level of exposure to benzene, a compound that occurs naturally in crude oil and natural gas,
The Mangareva Islands are about 1,600 kilometers southeast of Tahiti in French Polynesia. They get their name (which means "floating mountains") from the way the sea spray breaking on the surrounding coral atolls, or motu, causes the ancient volcanic peaks to appear as if they
The analysis of a sediment core from an oasis lake in Chad provides new insights into the history of precipitation in the Sahara. The study, led by the University of Cologne, shows that a prolonged wet phase, which lasted from 14,800 to 5,500 years ago, was interrupted by
Some of the signs of aging in human cells originate in the cell nucleus, because the packaged form of DNA changes with age. This has now been demonstrated by PSI researchers. It means that older cells can no longer react appropriately to external stimuli, and this can even lead
A Jacuzzi for washing your tomatoes might seem odd, but new research finds that a bubble bath with a constant acoustic sound in the water may be the best chemical-free, gentle method for cleaning agricultural produce and possibly medical instruments and semiconductors. The
A new independent measurement by the CMS experiment at the LHC is consistent with the existence of the most massive composite particle ever observed, the momentary union of a top quark and its antiquark
Many patients with neurological disorders want spiritual care, but most clinicians are reluctant to offer it The post The Doctors Who Say Spirituality Belongs in Medicine appeared first on Nautilus .
Researchers put human sperm inside a uterus-like simulation under zero gravity conditions. It did not go well
Having a baby in space may require a bit more direction, with new Adelaide University research revealing the navigational abilities of sperm are negatively impacted by a lack of gravity. Researchers at the University's Robinson Research Institute, School of Biomedicine and
In the game of survival, you can't always go it alone. Tiny algae living in the harsh conditions of the world's polar oceans appear to be better able to withstand the cold, high salinity, and extreme UV radiation, thanks in part to giant virus DNA in their genome, according to
Converting sugarcane waste to biofuel could become more environmentally friendly and cost-effective, thanks to a joint project at The University of Queensland and the Indian Institute of Technology Delhi. Ph.D. candidate Neethu Joshikumar has successfully tested a process to
For the first time, a team of physicists in Austria has carried out an experiment that appears to verify the principle of indefinite causal order: an idea that suggests that timelines of events can exist in multiple orders at the same time. Led by Carla Richter at the Vienna
Instagram and YouTube intentionally designed social media platforms to hook users, a landmark court case found. A pediatrician explains the ruling’s impact.
A biological process long thought to protect biodiversity and help species coexist may actually threaten diversity when species are separated by natural landscapes, infrastructure, or other barriers, according to new research from Carnegie Mellon University's School of Computer
A start-up has surprised the scientific community with a breakthrough: translating a modern proof into a programming language for verification using AI. But not everyone is celebrating
Debris from moonbound spacecraft has left craters on the lunar surface since the U.S. Apollo missions. But the moon is not used to being surrounded by debris. With an expected resurgence in lunar missions in the coming years, such as the U.S. Artemis II test flight, Purdue
Metal-organic frameworks (MOFs) are porous structures composed of metal ions (or clusters) and organic linker molecules—much like a molecular scaffold. Thanks to their high porosity and large surface area, MOFs can store large amounts of gases, accelerate chemical reactions, or
How did ancient fish perceive their environment in the deep sea? An international team led by scientists from the Natural History Museum of Geneva (MHNG) and the University of Geneva (UNIGE) reveals that some coelacanths—fish living 240 million years ago—used their lungs to
Cuproptosis was discovered in 2022. It was a previously unknown type of cell death caused by an excess of copper. The research group led by Professor Johannes Karges at Ruhr University Bochum, Germany, used this mechanism to develop a new, copper-based agent complex that kills
More than 1,500 mathematicians are demanding that their field’s most prestigious meeting be moved from the U.S.
People are buying helmets, face masks, vests and beds that emit long-wavelength light. Beneath the hype, there is some interesting biology.
A team of cosmologists in China has introduced a mathematical framework that investigates two of the deepest mysteries in cosmology at the same time. Publishing their research in The Astrophysical Journal, Yun Chen and colleagues at the Chinese Academy of Sciences suggest their
Each spring, river herring populations migrate from Massachusetts coastal waters to begin their annual journey up rivers and streams to freshwater spawning habitats. River herring have faced severe population declines over the past several decades, and their migration is
Our Milky Way's halo of hot gas is warmer to the "south" than the "north" because of an internal combustion engine-like effect that is compressing the gas like a piston, a new study has found. Computer simulations reveal that the Large Magellanic Cloud—a satellite galaxy below,
Courtship calls among two species of fish commonly found on Australian coral reefs have been described, and researchers say their "accents" can vary significantly between regions. Scientists led by the Australian Institute of Marine Science (AIMS) and the Center for Marine
Antimicrobial-resistant Salmonella poses severe challenges to global food safety and public health. Researchers from China have now identified a novel bacteriophage that offers a highly promising "green" biocontrol solution against foodborne Salmonella, paving the way for novel
The idea is to control bad cholesterol early in life. Additional tests are also recommended to provide a clearer picture of risk.
A cow named Veronika has stunned scientists by using tools in a flexible and purposeful way. She chooses different ends of a brush depending on the part of her body and adjusts her movements accordingly. This level of tool use is incredibly rare and was previously seen mainly
Quantum computers, systems that process information leveraging quantum mechanical effects, could outperform classical computers on some advanced tasks. These systems rely on qubits, the fundamental units of quantum information, that become linked via an effect known as quantum
Researchers have identified a crucial ion channel, TMEM175, that acts like an overflow valve in the cell’s recycling system. It regulates acidity inside lysosomes, ensuring they function properly. When TMEM175 is faulty, toxic buildup can occur, contributing to diseases like
By closely monitoring fish throughout their lives, researchers found that simple behaviors in midlife—like movement and sleep—can predict lifespan. Fish that stayed active and slept mostly at night tended to live longer, while those slowing down earlier lived shorter lives.
Long COVID remains a frustrating medical mystery, affecting up to 1 in 10 people long after the initial infection fades. Now, scientists have uncovered a crucial clue hidden deep within the immune system. By analyzing individual immune cells, they identified a distinct
NASA’s Swift space telescope is doomed to burn up in Earth’s atmosphere later this year. A daring mission to boost it to safety could have big implications for science
Deepfake X-rays created by AI are now convincing enough to fool both doctors and AI models. In tests, radiologists had limited success identifying fake images, especially when they didn’t know they were being shown. This opens the door to risks like fraudulent medical claims
In the cloud forest of Costa Rica, many canopy-dwelling animals do their business in strangler fig trees, perhaps as a way of leaving messages
Medieval Ibiza was far from a quiet Mediterranean backwater. New DNA evidence shows that the island was part of a dynamic world linking Europe, North Africa and even the Sahel zone, south of Sahara. An international research team led by the Centre for Palaeogenetics (CPG), a
Security feeds and traffic cameras have helped guide some of the most audacious targeted killings in modern history. Security researchers say the underlying vulnerabilities cover the planet and are easy to exploit
Walking on the moon by 2030, building a lunar base, and then perhaps on to Mars: after 30 years of honing its expertise, China is challenging the United States' supremacy in spaceflight.
Rising sea levels are contributing to a phenomenon called "ghost forests," which are groups of dead and dying standing trees that have been drowned by intruding saltwater. And all along the eastern U.S. where there used to be vibrant green trees, clusters of bare gray trunks
Nitrile and latex gloves that scientists wear while they are measuring microplastics may lead to a potential overestimation of the tiny pollutants, according to a University of Michigan study, published in Analytical Methods.
A device that relies on quantum effects and oversized atoms may be a more reliable way to measure temperature that doesn't require calibration
Vivid dreams might be doing more than just entertaining your mind at night. Researchers found that immersive dreaming can actually make sleep feel deeper and more refreshing, even when brain activity is high. Surprisingly, people reported their deepest sleep after intense dream
Snow flies have an unexpected way of surviving freezing temperatures. They produce antifreeze proteins to block ice formation and can even generate their own heat. Scientists also found that their genes are unusually unique, and they feel less cold-related pain than other
Deep inside a cave, scientists uncovered fossils from 16 species, including a newfound kākāpō ancestor that may have been able to fly. These remains reveal that New Zealand’s ecosystems were constantly disrupted by volcanic eruptions and rapid climate shifts. Long before
Collaboration between the UCO's Agronomy and Genetics departments was key to sequencing the genome of this pathogen, which is responsible for losses of up to €50 million per year. Cercospora leaf spot is an olive tree disease that causes defoliation and lower yields. It is
UC Riverside researchers have identified a mechanism that allows plants to rapidly slow growth in response to extreme environmental stress. The finding could help farmers grow more resilient crops, and one researcher continued the work years into retirement to uncover it.
New research shows that retail central bank digital currencies (CBDCs) can be designed to protect user privacy, one of the biggest concerns surrounding the future of digital money. Professor Iwa Salami of the University of East London and Professor William Buchanan of Edinburgh
