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Phys.org / One in four cocoa farm audits contain data manipulated to meet sustainability targets, researchers find

ETH researchers have used a sustainability program for cocoa cultivation in Côte d'Ivoire to demonstrate that, in one in four cases, data was manipulated to meet the program's requirements. If the auditor were aware of the ...

9 hours ago
Medical Xpress / Why children often eat less in hot weather—and when parents should worry

If your child suddenly starts picking at meals during a spell of hot weather, it can be unsettling. But a smaller appetite for a few days can be a normal response to heat, particularly if your child is drinking well, has ...

2 hours ago
Phys.org / Fulfilling friendships linked to better health and well-being across 22 countries

Fulfilling friendships and close social relationships are strongly linked to excellent physical and mental health, finds a substantial global study published in the Journal of Mental Health.

4 hours ago
Phys.org / Melting diamond could unlock triple fusion gain and the secrets of ice giant planets

Diamond is more than a dazzling gem—the extremely hard form of carbon makes up the pellet that encases fuel for inertial confinement fusion, and scientists believe it rains down deep inside ice giant planets like Neptune ...

12 hours ago
Science X / Tropical cooling points to a world 5.4°C colder at the Ice Age peak

During the Last Glacial Maximum, tropical regions with lush vegetation would have looked completely different. The last Ice Age reached its peak about 20,000–21,000 years ago, and massive ice sheets covered parts of North ...

17 hours ago
Medical Xpress / More than half of hippocampal synapses vanish, yet mouse memories remain intact

How do we remember the distant past? For decades, scientists have believed synaptic potentiation—the adaptive strengthening of our brain's cellular connections—to be the key to memory retention. Researchers from the Okinawa ...

9 hours ago
Medical Xpress / Brain circuit keeps tabs on what just happened to aid judgment of what's happening now

A brain must constantly cope with the highly variable, fast-paced nature of the world when trying to judge what's going on around it. On the one hand, it has to be open to whatever new sensory information may come its way, ...

9 hours ago
Phys.org / Soft-bodied sea slug reconfigures anatomy to simplify feeding control

Made entirely of muscle, with no rigid skeleton, muscular hydrostats like octopus arms, elephant trunks and human tongues can move in ways traditional mechanical systems cannot. Between crawling across the seafloor, picking ...

10 hours ago
Phys.org / CRISPR roadblocks: Scientists identify genes blocking gene therapy success

Like a delivery driver navigating crowded city streets, a gene-therapy-toting lipid nanoparticle faces a gauntlet of potential detours on its journey toward a cell's nucleus. First, there's entering the cell's plasma membrane; ...

10 hours ago
Medical Xpress / A few minutes of sprinting could make a bigger impact than 90 minutes of moderate running

Three minutes of sprinting can do something that 90 minutes of moderate exercise apparently cannot: dramatically reshape the molecular contents of the bloodstream. Rockefeller researchers comparing different intensities of ...

12 hours ago
Phys.org / Tracer exchange reveals ions can speed up or slow down inside battery solids

Understanding how ions diffuse in solid materials is essential for technologies including batteries, electronics and chemical catalysts, but it has been hard for a simple reason: the materials are solids.

5 hours ago
Medical Xpress / Q&A: Why the next pandemic could be stopped by math, not borders

What do LinkedIn, the global airline network and the human brain have in common? They are all complex systems built from networks of connections.

3 hours ago