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Phys.org / 'Absolutely huge' black coral among largest ever seen

Marine researchers have been wowed by the size of a centuries-old black coral found in Fiordland.

23 hours ago in Biology
Phys.org / Takeaway coffee cups release thousands of microplastic particles, research reveals

It's 7:45am. You grab a takeout coffee from your local café, wrap your hands around the warm cup, take a sip, and head to the office.

22 hours ago in Earth
Phys.org / Hydrogel cilia set new standard in microrobotics

Cilia are micrometer-sized biological structures that occur frequently in nature. Their characteristic high-frequency, three-dimensional beating motions (5–40 Hz) play indispensable roles inside the body.

22 hours ago in Biology
Phys.org / Can a bat catch prey on a mirror? A bat's expert foraging skills revealed using a robot

Scientists built a robot to help explain how a tropical bat spots insects perched on leaves using echolocation, a highly sophisticated behavior that requires precise, split-second decision making on the part of the hunting ...

23 hours ago in Biology
Medical Xpress / Implant provides lasting relief for treatment-resistant depression, study finds

About 20% of U.S. adults experience major depression in their lifetime. For most people, symptoms improve within a few treatment attempts, but up to one‐third of patients have treatment‐resistant depression, for which ...

23 hours ago in Psychology & Psychiatry
Medical Xpress / More than just fear: A new profile of post-traumatic stress disorder

Trauma may be even more complex than previously thought. Post-traumatic stress disorder (PTSD) is often portrayed in popular media as subjects experiencing hypervigilance, flashbacks, and nightmares. While these fear-based ...

Phys.org / How 'smart' nanoparticles can deliver targeted gene therapy in osteoarthritis

Osteoarthritis is a highly prevalent joint disease that leads to cartilage breakdown, pain and disability, yet there are still no FDA-approved treatments that can slow or reverse its progression. RNA-based therapies hold ...

23 hours ago in Nanotechnology
Phys.org / Fire on ice: The Arctic's changing fire regime

The number of wildland fires burning in the Arctic is on the rise, according to NASA researchers. Moreover, these blazes are burning larger, hotter, and longer than they did in previous decades.

23 hours ago in Earth
Phys.org / World-first ice archive to guard secrets of melting glaciers

Scientists on Wednesday sealed ancient chunks of glacial ice in a first-of-its-kind sanctuary in Antarctica in the hope of preserving these fast-disappearing records of Earth's past climate for centuries to come.

22 hours ago in Earth
Phys.org / Ancient Tethys Ocean shaped Central Asia's landscape, study suggests

New research from Adelaide University suggests the power of the ancient Tethys Ocean might have shaped Central Asia's topography during the Cretaceous period.

23 hours ago in Earth
Medical Xpress / EPA may stop assessing health benefits when setting air pollution rules

The U.S. Environmental Protection Agency (EPA) may soon stop putting a dollar value on the health benefits of cleaner air.

12 hours ago in Health
Tech Xplore / Swiss regulator opens inquiry into Microsoft license fees

The Swiss Competition Commission said Thursday that it had opened a preliminary inquiry into Microsoft's licensing fees, after complaints by rivals over what it called "significant" price hikes for the Microsoft 365 software ...

3 hours ago in Business