Six Butterflies in One
One species of butterfly mimics six different species to avoid predators.
Excellent
A Deadly Attraction
Rats are supposed to be afraid of cats, but a tiny pathogen has turned the relationship around for …
Vaccine Roundup
Misinformation about vaccine safety may be contributing to a surge in measles infections.
Sex & Spatial Thinking
Gender differences in spatial reasoning abilities may be strongly influenced by culture.
Bacterial or Viral?
A quick immune system test can tell a viral infection from a bacterial one.
Contagious Stress
Early stress in a zebra finch’s life not only cuts its life short, but takes a serious toll on its …
Food For Mars
NASA nutritionists face a delicious challenge when planning what astronauts will eat on a mission to …
Species Roundup
A new study documents the rate at which species are moving toward the poles or up the sides of …
Electronic Skin
Engineers have packed medical electronics into a thin, stretchy temporary tattoo.
Opinion Spam
A computer program can distinguish real hotel reviews from fake ones.
Organic Chicken Farms
Removing antibiotics from poultry farms could have immediate public health implications.