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Tech Xplore / Computer-designed thermoelectric generator achieves more than 8-fold improvement in efficiency

A thermoelectric generator with a shape that no human designer would likely have imagined has now been created by a computer—and it performs more than eight times better than conventional designs. Rather than relying on intuition ...

Apr 28, 2026
Phys.org / Immigrants help address the US eldercare shortage, analysis shows

Good caregivers are often in short supply, but after the COVID-19 pandemic hit the U.S. in early 2020, staff levels at nursing homes dropped by 10%. What was a simple personnel shortage has moved closer to being a nursing-care ...

May 2, 2026
Phys.org / Online game uncovers why tiger stripes work best in sunshine and tall grass

Scientists have used an online game to discover the secrets of animal camouflage—such as why tigers have stripes. The study, by the universities of Exeter and Bristol, reveals that high-contrast markings like tiger stripes ...

Apr 29, 2026
Phys.org / Nanofiltration for cleaner water is stopping one of farming's most persistent chemicals from slipping through

Water is fundamental to all life—contaminants are harmful to humans and the environment. Herbicides used in agriculture to control weeds present a particular challenge here. The most widely used herbicide in the world is ...

Apr 29, 2026
Phys.org / Hemp-based thermoplastic offers a greener alternative to plastic packaging

As the global pollution crisis caused by manufacturing and disposing of single-use plastics continues to grow, researchers have developed a non-toxic plastic alternative derived from the hemp plant—a non-psychoactive type ...

Apr 30, 2026
Phys.org / Malaria parasite sneaks mRNA into immune cell nuclei, disrupting defenses

RNA technology is regarded as one of the newest frontiers in medicine, but in fact a primordial innovator got there way before we did. The malaria parasite, an ancient single-celled organism, has been using sophisticated ...

Apr 30, 2026
Science X / Electrochemistry captures coffee's taste, powering a more consistent cup

It takes a surprising amount of work to keep coffee consistent cup to cup. An electrifying new approach from University of Oregon researchers could make the task easier. They've discovered a way to measure the flavor profile ...

Apr 28, 2026
Medical Xpress / Rethinking mRNA vaccines: Liver targeting can suppress immunity, while muscle boosts it

A new study by researchers at the Icahn School of Medicine at Mount Sinai overturns a longstanding assumption about how mRNA vaccines generate immunity, revealing that certain non-immune cells help determine vaccine effectiveness.

Apr 29, 2026
Science X / Your P@ssw0rds! no longer have to cause anxiety

Most people struggle to create and manage strong, unique passwords across many accounts. Password vaults may be helpful, but a single breach can expose dozens or even hundreds of passwords. To address these concerns, researchers ...

Apr 28, 2026
Tech Xplore / Stacked intelligent surfaces could boost wireless reliability and security for 6G

Wireless communication is about to get stronger, clearer, and more secure, thanks to a new idea from UBC Okanagan researchers. Dr. Anas Chaaban and his team in the School of Engineering are exploring a method to improve the ...

May 2, 2026
Science X / Your dreams are doing far more than replaying your day, and this study shows why

Why do dreams sometimes feel vivid and immersive, while at other times they seem fragmented or difficult to interpret? A new study conducted by researchers at the IMT School for Advanced Studies Lucca provides new insights ...

Apr 28, 2026
Phys.org / Neolithic fur production: A 7,000-year-old pit with beaver remains discovered near Alsleben

In advance of the construction of the SuedOstLink high-voltage direct current transmission line, archaeological investigations were carried out in the Salzland district by the State Office for Heritage Management and Archaeology ...

Apr 29, 2026