The star, named J0740+6620, has a mass more than two times that of our sun, but is just 18 miles wide.
The material, which is 10 times blacker than anything produced before, was used to hide a diamond at an art exhibition at the New York Stock Exchange.
The two balloon-like structures stretch hundreds of light-years and are thought to have formed in a violent eruption seven million years ago.
The exoplanet is 110 light-years from Earth and was discovered by NASA's Kepler spacecraft in 2015.
Scientists have found they rub their teeth during aggressive encounters as part of "unusual" communication system.
Researchers announce there are three different species of electric eel, 250 years after first being found.
A study has reconstructed the immediate aftermath of the asteroid 66 million years ago to learn more about the impact of the momentous event.
Scientists spotted the X-ray flash using NASA's NuSTAR satellite.
The pterosaur, discovered in Alberta, Canada, had a wingspan of up to 32 feet.
The prototype was found to be highly efficient at producing formic acid—a promising fuel carrier that could revolutionize hydrogen cars.
Scientists analyzed the Temple Scroll to work out how it had been preserved so well for 2,000 years.
The discovery of Yilingia spiciformis provides insight into a key moment in the evolution of life on Earth
The event comes as the magnetic north pole races towards Siberia from the Canadian Arctic.
It was found by volunteers with the Sea Turtle Patrol Hilton Head Island and released into the ocean.
Researchers found inbreeding impacted cognitive abilities, height and fertility, among other effects.
U.S. scientists found the iron meteorite—first discovered in the 1950s—contained a mineral that normally forms through the smelting of iron.
Huge changes to the oxygen levels on our planet caused the mega die-off, researchers found.
Water has been steadily rising in the pool since it was discovered at the end of July.
State-run newspaper said scientists are "trying to figure out" what they mystery material is.
One of the islands is about the size of 10 football fields.
The kidney was about to be transplanted into a nine-year-old girl when doctors noticed the multiple arteries.
The near-complete skull of a male Australopithecus anamensis was discovered in Ethiopia's Woranso-Mille excavation area.
The planet, HR 5183 b, is three times the size of Jupiter and slingshots around its star along an egg-shaped orbit.
This is the first case of an adult woman with fetus in fetu—an extremely rare condition that affects one in 500,000 live births.
Scientists say the invasive species Salsola ryanii may spread even further as a result of climate change.
Two of the boys had been subjected to artificial skull deformation.
Skybot F-850, also known as Fedor, left Earth on the Soyuz-2.1a rocket late Wednesday night.
Shipwreck was examined for the first time in 14 years by an international team of explorers.
It was previously thought a single, catastrophic event had killed the group of people.
Researchers discovered a submerged platform from the building site that dates back 8,000 years.