6,757 results
- 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.
- Physics
Superconductor research surges forward despite controversy over stunning claims
After retractions from Ranga Dias’ group, high-pressure physicists are feeling the squeeze, fearing the controversy will tarnish other research.
- Microbes
Watch: Recent microbial discoveries are changing our view of life on Earth
Videos capture the strange movements and predatory styles of protists — among the closest microbial cousins to multicellular life.
- Anthropology
Homo naledi may have dug cave graves and carved marks into cave walls
Proposed discoveries of humanlike activities by these ancient, small-brained hominids have elicited skepticism from some researchers.
- Math
Here’s a peek into the mathematics of black holes
The universe tells us slowly rotating black holes are stable. A nearly 1,000-page proof confirms it.
- Life
Orca moms baby their adult sons. That favoritism pays off — eventually
By sharing fish with their adult sons, orca moms may skimp on nutrition, cutting their chances of more offspring but boosting the odds for grandwhales.
- 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.
- 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.
- Archaeology
How Asia’s first nomadic empire broke the rules of imperial expansion
New studies reveal clues to how mobile rulers assembled a multiethnic empire of herders known as the Xiongnu more than 2,000 years ago.
- 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.
