Tereza Pultarova

The light-sensitive layer found at the back of a person's eyes contains more than just cells that detect shadows and light — it also contains information about the health of a person's entire body.

After a stressful day, you may hope to find some solace in sleep. But a new study from the United Kingdom suggests that stressful experiences from your day can make their way into your dreams.

Did the universe begin with the Big Bang, or has it been expanding and contracting infinitely? A new study uses black hole physics to argue for the latter.

Virtual-reality devices can transport users to magical realms from the comfort of their own homes, but a new device built by British engineers takes users on a different kind of trip...

Australian politician Bob Katter wants to launch a war … against crocodiles.

An Italian neurosurgeon is claiming that his team has performed the world's first "successful" human head transplant, using two human cadavers in China, according to news reports.

An Australian teenager was left fighting for his life after being bitten by his pet inland taipan, one of the most dangerous snake species in the world, according to news reports.

Be careful of things that go bump in the night, especially if those bumps lead to skin injuries.

A quantum-encrypted message containing more than one bit of information in each particle of light was beamed through the air between two buildings in a real-life city for the first time.

Different types of meditation change the brain in different ways, a new study finds.

It's harvest season in many parts of the world, but on one farm in the United Kingdom, robots — not humans — are doing all the heavy lifting.

A new artificial intelligence system can turn simple sketches into paintings reminiscent of works by great artists of the 19th and 20th centuries, researchers say.

For the first time, scientists have proven a phenomenon, called coherent scattering, experimentally with the world's smallest neutrino detector.

The world's brightest laser can "transform" visible light into X-rays, making the shape and color of objects appear different, new research shows.

The location of a long-lost natural wonder in New Zealand has been identified, thanks to an accidentally found diary of a 19th century geographer.

A team of engineers and scientists may have just found a way for astronauts to enjoy fresh bread in space.

How do scientists "weigh" the mass of a gaseous sphere light-years away?

A 3D-printer that could re-create itself from lunar material is in development at a university in Canada.

A new study finds that adults' brains are still very flexible and adaptable for the learning of new skills.

It's the first time that high-speed video of lightning hitting a building has been captured, according to a new study.

The world's first commercial facility that can extract carbon dioxide from the atmosphere and resell it for commercial purposes opened today.