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Phys.org / DNA floating in seawater is now enough to let scientists monitor the health of America's dolphin populations
DNA is everywhere in the world's oceans—not only packaged inside cells from skin, scales, mucus, feces, and blood, but also floating freely. Sequencing such "environmental DNA" (eDNA) from open water has long been used as ...
Phys.org / 370 billion crickets are farmed for food every year. Scientists have discovered they may feel pain
You're cooking dinner, distracted, and your hand brushes a hot pan. Nerve signals race to your spinal cord and back to yank your arm away in a fraction of a second, with no thought required.
Phys.org / Human‑made chemicals are harming seals at the molecular level, study finds
Ringed seals are among the most common marine mammals in the Canadian Arctic. They strongly rely on sea ice as a habitat, breathing through holes they maintain in the frozen surface, giving birth in snow lairs and diving ...
Phys.org / Carbon markets underestimate the risks U.S. forests face from climate change, researchers warn
The world's forests form a vast network of carbon reservoirs, keeping carbon sequestered from the atmosphere where its presence is disrupting Earth's climate systems. Many corporate, national and state climate policies rely ...
Medical Xpress / Saliva could flag one of the deadliest and most baffling cancers sooner
Scientists at the Sydney Brenner Institute for Molecular Bioscience (SBIMB) at Wits University are exploring whether bacteria in saliva could offer a low-cost warning signal for esophageal squamous cell carcinoma, where late ...
Medical Xpress / Common asthma drug may turn off tumor 'switch' tied to immunotherapy resistance
A drug widely used to treat asthma and allergies may also help fight aggressive cancers, reports a new Northwestern Medicine study that uncovered how tumors hijack common white blood cells to evade immunotherapy.
Phys.org / A smelly dog breath breakthrough: Plant-based spray tackles odor and harmful oral microbes
Pet owners love their dogs but may not always love the smell of their breath. Because this bad odor can signal oral disease, veterinary clinics will prescribe daily toothbrushing, antibiotics, or chemical rinses as treatment. ...
Medical Xpress / A single dose of psilocybin eased depression symptoms for months, our study found
A single dose of psilocybin eased symptoms of depression within days, with benefits lasting for more than three months compared to placebo, our new study has found.
Phys.org / Seaweed study unlocks surprising solution for cattle nutrition and sustainable agriculture
Cows eat grass...everyone knows that. But climate change is forcing producers and scientists to rethink some of our long-held assumptions about livestock nutrition. Crop costs are climbing. Traditional pastures are under ...
Medical Xpress / Ebola risk now at highest level in DR Congo, says WHO
The risk from the deadly Ebola outbreak has been raised to the highest level for the Democratic Republic of Congo, the World Health Organization said Friday, as the toll continued to rise.
Phys.org / How climate change is destroying Arctic cultural heritage sites
Climate change is rapidly destroying cultural heritage sites across the Arctic, as exemplified in a 17th century "whalers' graveyard" which provides invaluable insights into early whalers' way of life, according to a study ...
Medical Xpress / Blood test spots failing prostate cancer treatment within 6-12 weeks, study finds
A new blood test could help doctors identify whether a treatment for advanced prostate cancer is failing weeks earlier than current tests, according to a U.K.-wide study led by UCL researchers. The study, published in Nature ...
