Collagen pills sound like a shortcut to younger skin, but solid evidence doesn’t back them up. Higher-quality studies show little benefit, and your body doesn’t absorb collagen in the way ads suggest. Some supplements may even pose safety concerns and lack proper testing.
On Jan. 27, California lawmakers took initial steps toward addressing the public safety concerns posed by the state's growing populations of wolves, mountain lions and other predators—issues the state's top environmental official called a crisis.
It's been 54 years since the last Apollo mission, and since then, humans have not ventured beyond low-Earth orbit. But that's all about to change with next week's launch of the Artemis II mission from the Kennedy Space Center in Florida.
Every day, thousands of images and signals are collected at sea. Sonar, buoys, satellites, and cameras installed on ships generate enormous amounts of data. Artificial intelligence (AI) is already being used to interpret this information. For example, to detect the presence of
A hunk of romaine was easy pickings for Porkchop and her three flippers. On a rainy day last week, the green sea turtle pumped her limbs and stretched her beak up to chomp a lettuce leaf floating on the surface of a tank at the Aquarium of the Pacific in Long Beach. That's
In November 2012, during my first year as a Ph.D. student, a 23-year-old medical student knocked on my door. Earlier that day, we had been discussing our ages in our shared kitchen. At 30, I had stayed silent, feeling a sharp sting of embarrassment next to my 20-something
As kids head back to school and attention returns to the daily grind of lunch boxes, new research reveals Australian parents are overwhelmingly supportive of school-provided lunch programs, with nutrition and variety their biggest priorities. Led by Flinders University's Caring
The patchwork efforts to identify and safely remove contamination left by the 2025 Eaton and Palisades fires have been akin to the Wild West. Experts have given conflicting guidance on best practices. Shortly after the fires, the federal government suddenly refused to adhere to
Picture an aircraft streaking across the sky at hundreds of miles per hour, unleashing millions of laser pulses into a dense tropical forest. The objective: map thousands of square miles, including the ground beneath the canopy, in fine detail within a matter of days.
Interval cancers are aggressive tumours that grow during the interval after someone has been screened for cancer and before they are screened again, and AI seems to be able to identify them at an early stage
Researchers at Concordia have developed a new method of measuring the amount of usable water stored in snowpacks. The comprehensive technique, known as snow water availability (SWA), uses satellite data and climate reanalysis techniques to calculate snow depth, snow density,
The moment the science finally came to light The post The First Time Tobacco Executives Admitted Smoking Is Bad for You appeared first on Nautilus .
Students' well-being in higher education has been a growing concern globally since the coronavirus pandemic, which disrupted learning and lives generally.
A new study evaluating climate policies in 40 countries over a 32-year period finds that carbon pricing and taxation—combined with investments in renewable energy and research—are among the most effective tools governments can use to reduce CO₂ emissions.
In North America and Europe, emissions of ozone precursors such as nitrogen oxides (NOx) and volatile organic compounds (VOCs) declined by half between 2000 and 2018. However, the ozone content of the air—and thus the risk to human health—has not decreased proportionally. Until
The origin of life from Earth's primordial chemistry has long fascinated and perplexed us. Generations of scientists have endeavored to understand how complex biochemistry developed from organic compounds. Researchers at UC Santa Barbara have recently found that the conditions
In a breakthrough that could power next-generation electronics, sensors, and energy storage devices, CMU engineers have developed a fabrication technique that arranges MXene nanosheets, each a million times thinner than a sheet of paper, into complex 3D structures in just a
The 20th century was marked by the discovery of exotic states of matter. First, liquid helium was observed to flow without friction at extremely low temperatures, a phase now known as superfluid. Soon after, it was also discovered that under appropriate external conditions,
Researchers in Worcester Polytechnic Institute's Department of Chemical Engineering and at the University of Akron have published research in Chemical Engineering Journal about a new technology that seeks to solve long-standing challenges in plastic recycling that limit the
A surface capable of responding to chemical signals generated by microorganisms and automatically producing biocidal substances—this is not a futuristic vision, but a description of how the B-STING silica nanocomposite works. The new material, developed at the Institute of
Air pollutants like nitrogen dioxide (NO2), primarily produced during fossil fuel combustion, pose a serious concern for human health, contributing to respiratory diseases like pulmonary edema, bronchitis, and asthma. Effective air-quality monitoring therefore requires portable
Should growing glacial lakes be used for energy production and water supply—or remain protected as ecologically valuable systems? A research team from the University of Potsdam, together with partners from the University of Leeds, has recorded the distribution and volume of
Researchers from Drexel University who discovered a versatile type of two-dimensional conductive nanomaterial called MXene nearly a decade and a half ago, have now reported on a process for producing its one-dimensional cousin: the MXene nanoscroll. The group posits that these
Wildfire causes most living things to flee or die, but some fungi thrive afterward, even feasting on charred remains. New University of California, Riverside research finds the secret to post-fire flourishing hidden in their genes. The study is among the first to investigate
Researchers at NYU Abu Dhabi have developed a new light-based nanotechnology that could improve how certain cancers are detected and treated, offering a more precise and potentially less harmful alternative to chemotherapy, radiation, and surgery. The study advances
In beehives on the CERN site, a buzzing team of bees collaborates to build hexagon after hexagon of honeycomb—a shape that allows the most honey for a given amount of beeswax to be stored. Working nearby, a team of similarly committed scientists has recently pieced together
One of the biggest problems facing modern microelectronics is that computer chips can no longer be made arbitrarily smaller and more efficient. Materials used to date, such as copper, are reaching their limits because their resistivity increases dramatically when they become
A new study out of York University has found that the amount of atmospheric trifluoroacetic acid (TFA), the tiniest forever chemical, significantly declined in Toronto during COVID in 2020, which researchers say is good news for the world's ability to mitigate it in the future.
This storm category includes some nor’easters, which seem likely to grow even more chaotic in coming decades The post What Sets Off Bomb Cyclones appeared first on Nautilus .
Living organisms are made up of hundreds of thousands of cells that cooperate to create the organs and systems that breathe, eat, move, and think. Now, researchers from Japan have developed a new way to track how and when cells touch each other to work together in these ways.
New simulations performed on a NASA supercomputer are providing scientists with the most comprehensive look yet into the maelstrom of interacting magnetic structures around city-sized neutron stars in the moments before they crash. The team identified potential signals emitted
A UBC Okanagan-led research project has given a group of international scientists their clearest view yet of the Milky Way's magnetic field, revealing that it is far more complex than previously believed.
The sensory proteins that control the motion of bacteria constantly fluctuate. AMOLF researchers, together with international collaborators from ETH Zurich and University of Utah, found out that these proteins can jointly switch on and off at the same time. The researchers
SpaceX and xAI could join forces ahead of Musk’s plan to take the former public later this year, according to Reuters
A QUT-led study has found how increasing aridity and habitat variation and the subsequent emergence of grasslands shaped the evolution of modern kangaroos and wallabies. The study, published in Molecular Phylogenetics and Evolution, resolves long-standing questions about when,
By combining two fundamentally different microscopy techniques, researchers can now measure the optical properties of a sample with pinpoint accuracy. The original goal was to investigate biological samples on a molecular scale—but this soon led to stubborn technical problems.
A novel artificial lung could help keep people whose lungs no longer function alive long enough to get an organ transplant
Mid- and far-infrared birefringent crystals are key functional materials for polarization control, laser technologies, and infrared photonics. However, existing materials generally suffer from limited infrared transparency, an intrinsic trade-off between large birefringence and
In December 2025, the Trump administration accelerated the process of reclassifying marijuana from Schedule I to Schedule III under the Controlled Substances Act—a shift that would reduce restrictions and penalties associated with the drug.
When a crowd gets something right, like guessing how many beans are in a jar, forecasting an election, or solving a difficult scientific problem, it's tempting to credit the sharpest individual in the room. But new research suggests focusing on the "expert" can lead groups
Once a seed germinates, it is committed to one location. Plants are sessile—stuck where they started out—forced to cope with whatever conditions arrive next. The only way out of trouble is to rebuild themselves in place.
Another blast of Arctic air was set to spread across much of the United States from Thursday night, even as local authorities struggled to dig out from mounds of snow and ice days after a giant storm passed.
Researchers from the National University of Singapore (NUS) have developed a "capping-and-coupling" strategy to transform naturally occurring (native) sugars directly into compounds known as C-heteroaryl glycosides. This makes it easier to produce such molecules that are
A new analysis suggests that genes play a much larger role in human longevity than previously believed. But lifestyle factors still matter
Researchers have just published a study demonstrating that the flying gurnard (Dactylopterus volitans) emits sounds while simultaneously performing movements to communicate—a discovery that enriches our knowledge about the "symphony" of the ocean. Since the 1970s, scientists
Americans are living longer than ever, but still well behind other developed countries
Research published today shows a bigger impact of genetics on aging than previously thought The post Your Lifespan May Depend Much More on Genes Than Previously Thought appeared first on Nautilus .
A reanalysis of twin data from Denmark and Sweden suggests that how long we live now depends roughly equally on the genes we inherit, and on where we live and what we do
Termites are among the most successful animals on Earth, forming vast societies that can number in the millions. But how did such complex social systems evolve from solitary ancestors that looked much like today's cockroaches?
Whether gathering berries, hunting, or fishing, humans searching for food make decisions not only based on personal experience but also by observing others. In a large-scale field study, an international team of researchers investigated how social information influences
