Most solid materials expand when heated. Using a 3D printing process known as projection microstereolithography, researchers made a metamaterial that shrinks when exposed to heat.
Astronauts experience back pain after traveling to space. Findings of a new study attribute this to the shrinking and weakening of the spinal muscles.
A new conspiracy theory offers an alternative explanation why Europe's Mars lander did not successfully make it to the surface of Mars. A UFO enthusiast suggested that NASA intentionally shot down the Schiaparelli.
Strange light pulses were observed in 234 stars. Two astronomers said that these signals could be messages from an intelligent extraterrestrial civilization telling us aliens exist.
A new species of millipede featuring 414 legs and four penises were discovered in the Lange Cave in California. Only one specimen of this species has been found so far.
The Begonia pavonina that lives in the dim rainforests of southeast Asia has metallic blue leaves. What is behind this color and how does it help the tropical plant adapt to its environment?
Some individuals may experience stomach symptoms after ingesting wheat products despite not suffering from celiac disease. A group of proteins called ATI may be responsible for this.
Dataset of 740 Type Ia supernovae suggests the universe is expanding at a constant rate. The result raises question on the existence of dark energy.
A secret Nazi base German dictator Adolf Hitler ordered to be built was discovered in the Arctic. More than 500 relics were found at the site, including personal items with the swastika symbol.
A man died after contracting a flesh eating bacteria. Vibrio lurking in the waters of Assawoman Bay infected the man through a wound in his body.
An associate professor at New Zealand's University of Canterbury submitted a paper for the International Conference on Atomic and Nuclear Physics despite having no knowledge about nuclear physics. His paper was written only through iOS autocomplete.
Microbial life on planet Mars may have been detected by the Viking probes' LR experiment in 1976. What makes the Viking landers' findings crucial?
The resveratrol compound, which can be found in the skin of grapes and red wine, was found effective at correcting hormone imbalance in women with polycystic ovary syndrome. PCOS is a leading cause of infertility.
Images taken by NASA's orbiting spacecraft Mars Reconnaissance Orbiter reveal what appears to be the graveyard of the missing European Mars lander. What happened to Schiaparelli?
Humans continue to kill snow leopards despite the endangered animal's declining number. The attacks are often perpetrated in retaliation for the big cats preying on farmers' livestock.
Hexagonal clouds above the Bermuda triangle can produce powerful air currents and massive waves. These clouds could be the reason behind the mysterious disappearance of ships, planes and people in this area of the Atlantic Ocean.
A piece of ancient aluminum on display in the History Museum of Cluj-Napoca could be proof that aliens visited Earth thousands of years ago. The object may have even been a part of a UFO.
The newly described species of titanosaur dubbed Savannasaurus elliottorum weighed the equivalent of three African elephants when it lived in the late Cretaceous. The dinosaur measured 40 feet long, or about half the length of a basketball court.
Elements of the modern jaw seen in modern-day vertebrates including humans were found in a prehistoric armored fish. The creature belongs to the group of extinct creatures known as placoderms.
A direct connection between the Hayward Fault and the Rodgers Creek Fault underneath the waters of the San Francisco Bay places the area at risk of a big earthquake in the future. How strong would this quake be?
The sun's odd tilt relative to the orbital plane of the other planets could be attributed to a massive object lying in the far outer solar system. The findings support the idea of the existence of the theoretical Planet Nine.
Capuchin monkeys in Brazil produce sharp stone flakes, a behavior believed to be unique to humans and their ancestors. The primates, however, do not see a purpose in these stone tools.
Compounds found in the milk of Australia's Tasmanian devil were found effective at killing disease-causing pathogens such as the drug-resistant bacteria MRSA. Findings could pave way for development of arsenal against superbugs.
Chemicals present in plastic bottles, metal food cans and cosmetics make Americans sick and cost billions in treatment and lost earnings per year. Exposure to these chemicals, however, can be avoided.
Geotagged tweets from more than 603,000 users revealed that pizza and beer made it to the list of most popular foods on Twitter. What's the most tweeted-about food in the United States?
Mature eggs created in the lab using mouse skin cells were successfully used to produce healthy pups. The breakthrough could pave way for new treatments that may herald the end of infertility.
China's Shenzhou 11 blasted off to space on Monday, Oct. 17, carrying two astronauts who will spend 30 days aboard the Tiangong 2 space laboratory. The mission is set to be China's longest manned space mission.
The Schiaparelli Mars Lander has separated from its mothership, the Trace Gas Orbiter, on Sunday. It could become the first European lander to land on Mars.
The Great Barrier Reef is dying but it is not yet dead. Scientists expressed concern over reports claiming Australia's famed coral reef system is already dead.
The voice box of an ancient bird believed to be a relative of ducks and geese hint that the syrinx of birds developed later in their evolution. What does this tell about the sound produced by dinosaurs?