Most teens aren’t getting enough sleep, leading to poorer academic performance. Early school start times combined with natural changes in hormones and the circadian rhythm could be to blame.
The waters of the St. Lawrence are running out of breath and bottom-dwelling organisms are already feeling the effects. Here’s how ecosystems are reacting.
From dark dragonflies becoming paler to plants flowering earlier, some species are slowly evolving with the climate. Evolutionary biologists explain why few will evolve fast enough.
Spanning evolutionary biology, genetics, development, neurobiology, endocrinology and psychology, as well as current events and sports, students explore the complexities of the biology of sex.
As the climate warms, devastating fires are increasingly likely. The 2020 fires pushed the Southern Rockies beyond the historical average. Is there hope for the Northern Rockies?
Box jellyfish have no brains, yet were recently found to be able to learn from touch. Many brainless organisms are now forcing us to rethink what it means to learn.
Pigs with human kidneys? Brain-powered computer chips? Science is creating new kinds of living things – and our moral understanding needs to catch up fast.
‘Don’t Say Gay’ bills claim to use science to justify a binary definition of sex based on certain traits. But the biology of sex and gender is not so simple.