6,894 results
6,894 results for: Bears
- Animals
Here’s how polar bears might get traction on snow
Microstructures on the Arctic animals’ paws might offer extra friction that keeps them from slipping on snow, a new study reports.
- Earth
Indigenous people may have created the Amazon’s ‘dark earth’ on purpose
Modern Amazonians make nutrient-rich soil from ash, food scraps and burns. The soil strongly resembles ancient dark soils found in the region.
- Anthropology
A surprising food may have been a staple of the real Paleo diet: rotten meat
The realization that people have long eaten putrid foods has archaeologists rethinking what Neandertals and other ancient hominids ate.
- Planetary Science
The last vital ingredient for life has been discovered on Enceladus
The underground ocean on Saturn’s icy moon may contain phosphorus in concentrations thousands of times greater than those found in Earth’s ocean.
- Space
What has Perseverance found in two years on Mars?
NASA's Perseverance rover has turned up volcanic rocks, signs of flowing water and some of the materials necessary for life.
- Microbes
Ancient bacteria could persist beneath Mars’ surface
Radiation-tolerant microbes might be able to survive beneath Mars’ surface for hundreds of millions of years, a new study suggests.
- Humans
The world population has now reached 8 billion
In a first, the global population surpassed this milestone on November 15, according to a projection from the United Nations.
- Animals
A new book asks: What makes humans call some animals pests?
In an interview with Science News, science journalist Bethany Brookshire discusses her new book, Pests, and why humans vilify certain animals.
- Paleontology
Pterosaurs may have evolved from tiny, fast-running reptiles
A mysterious little ground-dwelling reptile unearthed in a Scottish sandstone over 100 years ago turns out to be part of a famous flying family.
- Paleontology
Ancient fish fossils highlight the strangeness of our vertebrate ancestors
New fossils are revealing the earliest jawed vertebrates — a group that encompasses 99 percent of all living vertebrates on Earth, including humans.
- Genetics
Black Death immunity came at a cost to modern-day health
A genetic variant that boosts Crohn’s disease risk may have helped people survive the 14th century bubonic plague known as the Black Death.
- Paleontology
Living fast may have helped mammals like ‘ManBearPig’ dominate
Staying in the womb for a while but being born ready to rock may have helped post-dinosaur mammals take over the planet.
