女生小视频

Humans

Horses remember if you smiled or frowned when they last saw you

Horses can remember the expressions on people鈥檚 faces and use them to make judgements about whether people are nice or unpleasant

Environment

Male fruit flies feel pleasure when they ejaculate

Environment

Dog brain scans show if they are looking at a happy or sad face

Earth

Heavy metal poisoning may be changing birds鈥� personalities

People walking

Health

Electrodes fitted behind your ear can make you walk faster

Health

Brain zap can make people re-experience old dreams while awake

Humans

Surprise! Having a big brain really does mean having less muscle

Environment

Birds ‘dream sing’ by moving their vocal muscles in their sleep

Environment

Young ‘dinosauromorphs’ may have begged for food like baby birds

Humans

Some people identify smells as easily as if they were colours

Most people are much better at identifying colours than smells, but one group of hunter-gatherers from the Malay Peninsula shows the opposite pattern

Health

Opioids that hit different brain target could be less addictive

Life

Why do female monkeys spend so long looking at rugged males?

Humans

Huge dose of brain chemical dopamine may have made us smart

Health

Your eardrums move in sync with your eyes but we don鈥檛 know why