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The bird's hyper-elongated third toe is longer than its whole lower leg, the authors report.
It's a remarkable achievement.
It could teach us a thing or two about how flying emerged, too.
Tiny sleepy fish sleep remarkably similar to humans.
Was this an isolated individual, or part of an earlier wave of human migration?
Rats with artificially-reduced ghrelin signaling showed impaired performance in an episodic memory task.
Veggie burgers -- yay or nay?
A clever device runs at the fringe of physics to solve our wasted energy problems.
Everybody seems to be running from the heat this summer.
"I am sorry that there are people who are in power … notably, of course, [in] the United States but also in Australia [who are climate change deniers], which is extraordinary because Australia is already facing having to deal with some of the most extreme manifestations of climate change."
Nature is lit!
Sri Lanka is the fourth country in the WHO South-East Asia Region, after Bhutan, Maldives, and Timor-Leste, to eliminate measles and control rubella.
It's still early days, but the results are exciting.
The reason is pretty simple: there's no evidence that it works.
An adorable cockatoo that stole our hearts is revealing new insights about the origin and role of dancing.
The record-breaking belt of brown algae stretches from West Africa to the Gulf of Mexico.
It's an important step towards eliminating some types of cancer.
A new study shows that there's still plenty of room for almost a billion hectares of forest.
A black hole was spinning as fast as is theoretically possible.
Currently, sea levels are 20 cm (almost 8 inches) above pre-industrial levels.
The permafrost is like a graveyard. Some of that graveyard is waking up.
Tamu Massif is forcing geologists to re-think a classic volcano formation theory.
Researchers plan to employ them as producers of food, antibiotics, other materials for astronauts on deep space missions.
The best course of action in such situations is simply to avoid places that could make you 'sin'.
This is huge news for the biotech industry.
This might solve a long-standing puzzle about plant domestication.
The all-too-familiar story about the rainforest versus economic development.
Scientists have devised a novel system that can recognize visual objects by bending light.
Could this be the key to ensuring that the ISS lives long and prosper?
There's a stunning biodiversity underground -- and we're just now learning about it.
Here's why this matters.
We all make excuses, so might as well learn how to do them properly.
To become successful, life had to find a way to turn food from the environment into energy.
Titan is of interest because it is the only body in our solar system (besides Earth) that has liquid rivers, lakes, and seas on its surface.
This includes the Spix’s Macaw, the lovely birds which inspired the main characters in Rio.
This may be a core property of human nature.
Contrail cirrus clouds have warmed the atmosphere more than all the carbon dioxide from planes since the dawn of aviation and will do so even more in the future.
The beauty that surrounds us has order – and one of the world’s best codebreakers was the key to unlocking it.
Between three and six such species have existed in the past.
Is there any job that an AI can't do?
With only two females surviving in captivity, the species is functionally extinct.
Uh-oh.
Sticky!
DNA analysis reveals fresh details about how Neanderthals moved across Europe and Asia.
A new use found for testosterone.
The story of life on Mars -- if there ever was such a thing -- may have started much earlier than thought.
A giant bird that used to weigh half a tonne up until 2 million years ago was found by scientists in Crimea.
The new study slams the idea that immigrants in the classroom use up resources.
The international scientific community is shocked by yet another ethical scandal sparked by Chinese researchers.
Gamma-ray particles trillions of times more energetic than regular light hit the Tibetan plateau.
