Earth & Environment
A sleeping giant awakens: Japan’s Kikai volcano is slowly refilling with magma
Scientists have discovered that one of the most powerful volcanoes in Earth’s recent history is slowly building up magma again—more than 7,000 years after...
Scientists discover lost ice age world beneath Texas cave
A surprising discovery deep inside an underwater cave in Texas has revealed a hidden snapshot of life from the Ice Age.
A paleontologist from the...
Why winter could be the most dangerous season for your heart
Many people worry about heat waves and rising temperatures, but new research suggests that cold weather may be a greater danger to heart health.
A...
Not so lonely after all: Bull sharks choose friends and form social bonds
Sharks are often seen as solitary and dangerous animals that roam the ocean alone. But new research is challenging that image.
A long-term study of...
A tiny “ion pump” could make clean water cheaper and power future technologies
Scientists have developed a new kind of device that can move charged particles through water using very little energy—and without any moving parts.
This breakthrough...
Study finds surprising cancer link between cats and humans
A large new study has made an exciting discovery about cancer in cats, and it may also help improve how we treat cancer in...
Earth was already moving 3.5 billion years ago, study finds
The story of our planet is written in the slow movement of its surface.
Over billions of years, shifting tectonic plates have shaped continents, opened...
Why fashion keeps coming back: Scientists find a 20-year style cycle
Have you ever noticed that old fashion trends seem to come back?
Bell-bottom jeans, miniskirts, and vintage styles often return after disappearing for years.
Many people...
Are ‘designer’ dogs really better? New study questions popular beliefs
“Designer” crossbreed dogs like cockapoos, cavapoos, and labradoodles have become very popular pets in recent years.
Many people believe these dogs are easier to train,...
Neanderthals might have treated infections 50,000 years ago
Neanderthals, our ancient human relatives, may have been more skilled in health care than we once thought.
A new study suggests that they could have...
QLD GPs face barriers in supporting VAD, shows QUT study
Queensland general practitioners provide compassionate, holistic care to patients seeking voluntary assisted dying (VAD), but many face significant hurdles that limit their capacity to...
Ice age elephants traveled 300 km before being hunted by Neanderthals
During the Ice Age, massive elephants once roamed across Europe—and new research shows they traveled surprisingly long distances before encountering Neanderthals.
A study of ancient...
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Scientists discover chimpanzees use stones to make sounds—possibly to communicate
A new five-year study has revealed that wild chimpanzees in West Africa may be using stones to communicate with one another.
This remarkable behavior, documented...
Is it true that trees pollute the air?
Methane is the most famous volatile organic compound (VOC) in our atmosphere.
This week, our host George Zaidan follows up on a Reactions subscriber’s question...
Watch this slow but deadly tortoise hunt a baby bird
A predator doesn’t need to have the quickest speed or reflexes to catch a bird.
In a paper published in the journal Current Biology, researchers...
Scientists discover the first ancestors of scorpions, spiders, and horseshoe crabs
Who were the earliest ancestors of scorpions, spiders, and horseshoe crabs?
A Ph.D. student from the University of Lausanne in Switzerland, supported by a CNRS...
Chimpanzees and bonobos have friendship circles just like humans, study finds
Chimpanzees and bonobos, our closest living relatives, organize their social lives in ways strikingly similar to humans, according to a new international study led...
Make neighborhoods green for heart health? The idea is taking root
Neighborhoods filled with trees, grass and other flora not only improve the air and clear the mind – they also can reduce heart disease...
How rare earths move through deserts and ice
Rare earth elements might sound like something out of science fiction, but they’re real—and essential to the modern world.
Used in everything from smartphones and...
Giant lithium treasure in McDermitt Caldera may fuel our battery-powered future
If you have a smartphone, laptop, or electric car, you've got some lithium in your life.
This metal is super important for making batteries, and...