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Phys.org / A rush for critical minerals echoes oil extraction injustice as harms fall on world's most vulnerable, scientists warn

Mining critical minerals such as lithium and cobalt fuels the "green" energy and digital transitions essential to meeting climate goals. But building the technologies that enable a sustainable future is generating severe, ...

1 hour ago
Phys.org / Scorpions' weapons are fortified with metal to suit their needs, research shows

Scorpions wield some of the natural world's most formidable built-in weapons, from crushing pincers to venomous stingers. Scientists have long known that these structures contain trace metals that strengthen them, but only ...

6 hours ago
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 ...

3 hours ago
Phys.org / Ancient farming clues may finally expose where humanity's most important wheat first emerged

The exact origin of bread wheat (Triticum aestivum) is still a mystery, but researchers believe they are edging closer to the source of one of the most important food staples worldwide. Using genetic studies and ancient plant ...

11 hours ago
Medical Xpress / Swept-source optical coherence tomography angiography may predict diabetic nephropathy

Nonperfusion area detected by swept-source optical coherence tomography angiography (OCTA) may predict diabetic nephropathy (DN) severity, according to a study published in the July issue of the American Journal of Ophthalmology.

3 hours ago
Phys.org / Atlantic Forest's top predator faces a hidden collapse, and protected areas are no longer enough

In addition to habitat loss and illegal hunting, the jaguar (Panthera onca) faces another threat that increases its risk of extinction in the South American Atlantic Forest: food scarcity. A study by Brazilian researchers ...

6 hours ago
Phys.org / An anomaly in global sea level rise is explained by deep ocean heating

Climate scientists like to keep their accounting books neat and balanced. As climate change alters energy flows all across the planet, which in turn causes effects like sea level rise, ice melt and more, keeping close track ...

13 hours ago
Phys.org / You'd better start paying attention to the manosphere. You're living in it

As the United States and Israel launched their war on Iran in late February, the social media posts by some US national security agencies took a particular turn.

3 hours ago
Science X / Feel the beat, not the burn: Study shows your favorite playlist can help you train harder and longer

New research from the University of Jyväskylä (JYU) shows that letting exercisers choose their own music can boost endurance by nearly 20%—without making the workout feel any tougher. The findings have practical benefits ...

5 hours ago
Phys.org / How hard-surface feeding unlocked a burst of reef fish evolution 50 million years ago

Why are there so many species of coral reef fish? According to a new study, it's because about 50 million years ago, some fish figured out how to bite food from hard surfaces.

6 hours ago
Science X / Snowball Earth may hide a far stranger climate cycle than anyone expected

During the Sturtian glacial period during the Neoproterozoic Era, Earth underwent periods of global glaciation, which have been described as either "Snowball" and "Slushball" Earth scenarios. In Snowball Earth models, the ...

12 hours ago
Phys.org / Invisible fertility crisis: Chemicals and climate change threaten reproduction across species

The rise in infertility is not limited to humans, as environmental stressors are quietly undermining the reproductive potential of different forms of life. A recent review published in npj Emerging Contaminants investigated ...

11 hours ago