Search Results for: Bear
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- 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.
By Meghan Rosen - 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.
- Ecosystems
Some polar bears in Greenland survive on surprisingly little sea ice
“Glacial mélange” could provide a last refuge for some bears as the Earth warms, but climate action is needed to preserve the species, researchers say.
By Nikk Ogasa - 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.
By Sid Perkins - Humans
This ancient Canaanite comb is engraved with a plea against lice
The Canaanite comb bears the earliest known instance of a complete sentence written in a phonetic alphabet, researchers say.
By Freda Kreier - 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.
- 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.
By Nikk Ogasa - 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.
- Chemistry
These chemists cracked the code to long-lasting Roman concrete
Roman concrete has stood the test of time, so scientists searched ruins to unlock the ancient recipe that could help architecture and climate change.
- 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.
By Freda Kreier