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Phys.org / Plastic waste is a toxic legacy—and an important archaeological record
Imagine a remote Galapagos beach, where iguanas stomp around between fishing nets, flip flops, baseball caps and plastic bottles. Stuck in the sand is the empty packet for food sold only in Ecuador, the nearest mainland hundreds ...
Phys.org / Relentless rise in carbon pollution from fossil fuels slightly dampens climate-fighting hopes
For each of the past several years, scientists, analysts and officials have been hoping that it would be the year when emissions from the burning of coal, oil and natural gas would stop going up.
Phys.org / 75% of Kilimanjaro's natural plants have been wiped out, and climate change isn't the biggest threat
Mount Kilimanjaro in Tanzania is sold to the world as frozen romance and pure nature. But the real story today is at its feet, not its peak.
Phys.org / The UN climate talks have become too big for their own good
If you're still heading to this year's UN climate conference in Belém, Brazil, I hope you booked early. Hotels long sold out, and latecomers face extortionate rates—or the prospect of lodging in a dubious "love hotel."
Phys.org / In Kyrgyzstan, world's largest natural walnut forest thins away
Rustling through fallen golden leaves, locals in a forest outside Arslanbob in the Kyrgyz mountains were scurrying for walnuts—an ancient pastime and economic lifeline for the region.
Phys.org / We need to talk about our fossil fuel addiction: UNEP chief
"Off Target," "Broken Record," "Closing Window": the UN Environment Program's flagship reports have been warning for years that emissions must fall faster to avoid dangerous climate impacts—but is the world listening?
Medical Xpress / Study reveals how uterine contractions are regulated by stretch and pressure during childbirth
When labor begins, the uterus must coordinate rhythmic, well-timed contractions to deliver the baby safely. While hormones such as progesterone and oxytocin are key contributors to that process, scientists have long suspected ...
Phys.org / Imagery from 4,000-year-old goblet might depict a cosmic creation story, not Enuma Elish myth
The story depicted on the ˁAin Samiya goblet—an 8 cm tall silver vessel from the Intermediate Bronze Age (c. 2650–1950 BCE)—might actually represent a different myth than originally thought, according to a new study.
Medical Xpress / A time-sensitive genetic switch for sex-specific features of developing neurons
Researchers have identified that the precisely timed transcription of two genes named grim and reaper is responsible for the targeted death of neurons within the developing nervous system of female flies. This group of neurons ...
Medical Xpress / Exercise-induced vesicles boost neuron growth when transplanted into sedentary mice
Researchers at the University of Illinois Urbana-Champaign report that extracellular vesicles released into the bloodstream during aerobic exercise can, on their own, drive a robust increase in adult hippocampal neurogenesis ...
Phys.org / AI math genius delivers 100% accurate results
At the 2024 International Mathematical Olympiad (IMO), one competitor did so well that it would have been awarded the Silver Prize, except for one thing: it was an AI system. This was the first time AI had achieved a medal-level ...
Medical Xpress / Gut bacterium could be key to tackling obesity crisis
The internet, libraries and bookshops are full of plans and advice on how to lose weight, from fad diets to intense exercise routines. But there could be another route to keeping the pounds away, and that's with a gut bacterium ...