Last update:

'Oldest octopus' fossil is no octopus at all, scans reveal

A famous 300-million-year-old fossil that was thought to be the world's oldest octopus—even featuring in the Guinness Book of Records—has turned out to be something else altogether. In what amounts to a case of mistaken identity, ...

New spider species in the Amazon mimics parasitic fungus

An international research team, including the Leibniz Institute for the Analysis of Biodiversity Change (LIB), has described a new species of spider from the Ecuadorian Amazon: Taczanowskia waska. The species is characterized ...

Mutant clownfish reveals how nature draws boundaries

In 1999, a clownfish (Amphiprion ocellaris) hatched in the aquarium of a tropical fish hobbyist in the UK. These clownfish are prized by aquarists for their unique pattern of three straight white bars bordered by a thin black ...

More news

Plants & Animals
How the octopus uses its 'taste by touch' sensory system to feel out potential mates
Evolution
Spectacular fossil treasure trove pushes back origins of complex animals
Evolution
A 500-million-year-old clawed predator rewrites the origin of spiders and horseshoe crabs
Evolution
Researchers present first fossilized 'emperor' butterfly
Evolution
Fins, fingers and toes: A new take on repeating body parts and how they come to be
Evolution
New model shows how behavioral flexibility affects animal evolution
Evolution
Free software lets laptops simulate how aging evolves under selection
Evolution
Millions-of-years-old insect symbioses are surprisingly fragile
Plants & Animals
Great hammerheads maintain peak hunting across wide temperature swings, biologging data suggest
Evolution
Parasites defy biodiversity rules, thriving far from the equator
Evolution
Ancient predator species discovered in South Africa challenges what we know about gorgonopsians
Evolution
Cornerstone model of evolutionary biology built on math flaw, study argues
Evolution
100 million years ago, an 'evolutionary fuse' was lit in the deep ocean, sparking squid diversification
Evolution
Tracing the evolutionary history of chemical warfare between plants and insects
Evolution
Limits of protein evolution could reshape ideas about early life
Evolution
New discoveries are showing how human anatomy is far from settled
Evolution
Ancient Neanderthal genome reveals isolated, distinct populations
Evolution
A mass mating event in the lab reveals how yeast cells choose partners
Evolution
Ancient DNA reveals earliest known dogs lived alongside Ice Age humans
Evolution
Land animals evolved from ocean ancestors—new study unravels the genetics behind the transition

Other news

Biotechnology
Hackers meet their match: New DNA encryption protects engineered cells from within
Bio & Medicine
A nanoscale robotic cleaner can hunt, capture and remove bacteria
Astronomy
Astronomers find evidence for three subpopulations of merging black holes
Optics & Photonics
High-resolution imaging captures cavity-induced density waves in a quantum gas
Condensed Matter
'Poor man's Majoranas' can be used as quantum spin probes
Other
Saturday Citations: Octopus behavior; children's nightmares; the fast effects of meditation
Space Exploration
After Artemis II, NASA looks to SpaceX, Blue Origin for moon landings
Space Exploration
Artemis II's record-breaking journey around the moon ends with dramatic splashdown
Cell & Microbiology
Microbial hockey: Scientists discover how bacteria rotate tiny pucks
Earth Sciences
Worsening ocean heat waves are 'supercharging' hurricane damage, study finds
General Physics
Universal surface-growth law confirmed in two dimensions after 40 years
Plants & Animals
Nicotine's last biosynthesis steps mapped in wild tobacco, ending a long mystery
Astrobiology
Chang'e mission samples reveal how exogenous organic matter evolves on the moon
Astronomy
Subaru Telescope sheds light on Jupiter Trojan asteroids' color mystery
Plants & Animals
Underwater architects: Nest-building in cichlids reveals more than hardwired instinct
Plants & Animals
Camera-tagged Adélie penguins caught eating sea snails in East Antarctica
Environment
Highway widening may be heating cities faster; here's what could curb it
Analytical Chemistry
Scientists discover f-block metals yield new oxygen-binding chemistry
Analytical Chemistry
How bromoform wrecks ozone: Ultrafast 'roaming' step captured in 150 femtoseconds
General Physics
Search for dark matter intensifies as leading detector reaches milestone

How evolution shapes color diversity in coral reef fish

Why does a Caribbean angelfish sometimes resemble its Indo-Pacific cousin, even though they have never lived in the same ocean? Why do coral reefs harbor such a wide range of stripes, spots and patterns? A study conducted ...