Diseases, Conditions, Syndromes

Avian influenza: New aspects of an old threat

In Europe, epidemics of highly pathogenic avian influenza (HPAI) used to be a seasonal phenomenon associated with migratory waterfowl that were returning to their overwintering sites in the autumn. Since 2020, however, this ...

Health

Humans don't hibernate, but we still need more winter sleep

Whether we're night owls or morning larks, our body clocks are set by the sun. Theoretically, changing day length and light exposure over the course of the year could affect the duration and quality of our sleep. But figuring ...

Neuroscience

Could we train our brains to see new colors?

For birders struggling to differentiate between male and female blue tits, the answer lies here. The crest of the male actually appears as ultraviolet (UV) to other tits, a distinction invisible to us humans.

Health

What our twice-a-year shifts to the clock do to the body

In most places across the United States, Daylight Saving Time weekend is the time to shuffle around the house, fiddling with microwave and alarm clock displays. Daylight Saving Time ends at 2 a.m. Eastern Time on Sunday, ...

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