A new study says homing pigeon livers act like compasses. Other experts aren’t so sure
How animals use Earth’s magnetic field to navigate is one of biology’s biggest unsolved mysteries. This study proposes a totally new source for the sixth sense
Amputated sea cucumber tissue keeps living for years—possibly forever
The discarded fragments of this creature apparently refuse to die, leading researchers to claim immortality
Tiny alienlike blue octopus discovered lurking off the Galápagos Islands
This teensy creature was discovered along a deep-sea mountain
Ocean census reveals more than 1,100 new species
Over the course of 13 expeditions and other efforts between mid-2025 and mid-2026, scientists found hundreds of previously undiscovered creatures living under the waves
Daddy longlegs are actually bloodthirsty killers—of frogs
The wobbly, lanky arachnids known as harvestmen or daddy longlegs may be overlooked as predators of small vertebrates such as frogs, researchers say
A contentious effort to ‘resurrect’ the extinct moa and dodo takes a step forward
The science of de-extinction does not exist, but Colossal Biosciences’ “artificial egg” is an interesting technical feat
These bizarre fossils represent some of the earliest moving, sexually reproducing life ever discovered
New trove of fossils reveals that ancestral animals likely emerged in the deep sea
These ants navigate with a compass tuned to the moon
A newfound nocturnal navigation system challenges what entomologists thought they knew about how ants find their way
Meet the tiny fish that looks like Mr. Snuffleupagus
A strange, tiny fish that resembles the famous Sesame Street character camouflages amid red algae thanks to its flamboyant reddish “hairs”
Radar picks up on bird migration. But how do we tell birds and storms apart?
Flock shape, speed and structure are key in deciphering whether radar readouts are birds, bats, insects or weather
Tiny robot drones learn to navigate the world like honeybees
Mapping their starting point like bees do helps autonomous drones find their way
Sucker fish are hiding in manta rays’ ‘butthole,’ new study reveals
The practice of “cloacal diving” could help remoras hide from predators—it could also be a feeding strategy or help the fish hitchhike