Animals
-
AnimalsA common antibiotic might save some sick corals
The antibiotic amoxicillin stopped tissue death in corals for at least 11 months after treatment.
-
AnimalsThe secret to T. rex‘s incredible biting force is at last revealed
The force of a T. rex bite was roughly 6 metric tons. A new study points to what’s behind that mighty force.
-
EarthOnly 3 percent of Earth’s land is unchanged by people
A sweeping survey of land-based ecosystems finds that very few still support all the animals they used to. Reintroducing lost species could help.
-
EcosystemsAnalyze This: Invasive species cost the world billions each year
A new study estimates that invasive species have cost the world more than $1 trillion since 1970. That’s almost certainly an underestimate.
-
FossilsRhinos, camels and bone-crushing dogs once roamed Nebraska
Scientists digging into the remnants of an ancient watering hole in Nebraska discovered evidence of an Africa-like savanna, complete with rhinos.
-
LifeThese rabbits can’t hop. A gene defect makes them do handstands
Mutations in a gene that helps nerve cells work properly rob rabbits of their ability to hop. Instead, the animals use their front paws to move.
-
AnimalsExplainer: What are cicadas?
There are more than 3,000 species of cicadas, but the best known in North America are periodical cicadas, which emerge every 13 or 17 years.
-
AnimalsHow bees play telephone to form a swarm
Honeybees use pheromones and flapping wings to tell each other where to find the queen — so they can all be together.
-
LifeScientists Say: Genus
A genus is a group of closely related species. It’s the first part of the two-part system called binomial nomenclature, used to name living things.
-
LifeLet’s learn about dogs
From learning the names of their toys to sniffing out viruses in human sweat, dogs are far more than household pets.
-
FossilsScientists Say: Dinosaur
Dinosaurs emerged between 243 and 233 million years ago. While some died out 66 million years ago, others are still with us — birds.
-
AnimalsExplainer: Black bear or brown bear?
If you see a bear, check size, shape and more to find out what type it is.