How much does spiderweb construction vary between spiders?
Satellite parts that melt away during reentry reduce the risk of space debris impacts on Earth, a new video demonstrates.
The American holiday Juneteenth is observed on June 19. It is also known as Emancipation Day and Black Independence Day.
A tiny amber-locked skull that looks like a bird's is actually a lizard's, new fossil evidence shows.
The American Museum of Natural History's Hall of Gems and Minerals is newly renovated and reopens with "Beautiful Creatures," an exhibit of stunning jewelry inspired by animals.
Most marine creatures get their meals in the water, but snowflake moray eels have a strange adaptation that lets them grab and swallow prey on land, too.
Iron shackles around a skeleton's legs secured the ankles with a padlock and may provide the first direct evidence of an enslaved person in Roman Britain.
Arctic ice dating to 24,000 years ago held frozen microscopic animals called rotifers. Scientists just brought them back to life.
In a new report, Pentagon officials claim they lack evidence that UFOs are from worlds other than Earth.
U.S. lawmakers called for an official assessment of UFO sightings in December, and the six-month deadline is up.
Suction in elephants' trunks is more powerful than scientists thought, about 30 times as forceful as the expulsion of air during a human sneeze.
A film frame allegedly showing the autopsy of an extraterrestrial that crash-landed in Roswell, New Mexico has an opening bid of $1 million.
Fish that don't have fins and scales are considered non-kosher according to the Torah, but they were frequently eaten by the ancient Judeans.
Officials have returned stolen cactuses to Chile, after recovering the rare plants during two raids in Italy in 2020.
A clip of a mysterious spherical object hovers over the horizon, in footage released by a filmmaker who produces UFO documentaries.
A number of now-emerging Brood X cicadas will fall victim to a zombifying fungus called Massospora cicadina.
NOAA has adjusted its count for an "average" hurricane season, but 2021 storm formation will still be above average.
A bystander captured a view of the burning Hindenburg airship in a location apart from the newsreel cameras that filmed the best-known angle of the tragedy.
A tsantsa, or shrunken head, that was brought to the U.S. in the 1940s has been returned to Ecuador, where it was originally created by Indigenous people for ceremonial use.
Human laughter may trace its evolutionary beginnings to vocalizations made during play. This type of "laughing" is found in many mammals and even in some birds.
Bacterial compounds could provide antimicrobial protection in undergarments shared by astronauts during spacewalks.
More than a dozen condors have been paying daily visits to a home in Tehachapi, California (and destroying nearly everything in sight).