The AHA today submitted a letter to the Office of Science and Technology Policy in response to its request for information on regulatory reform for artificial intelligence, emphasizing the need to ...

Night hags and night mares. Succubi and incubi. Sleep has long been a demon-haunted world. In olden days such visitations were thought to drain the dreamer of life-energy and, though modern science ...

SEPTEMBER 22nd marks the autumn equinox and, in the northern hemisphere at least, heralds the gloomy six-month period during which the nights will be longer the days. As a result, millions of ...