91ɫƬCan magnesium supplements improve sleep, energy and concentration? Magnesium has been called the “super mineral of the moment”, hailed for its supposed benefits for the brain and body. But columnist Alice Klein finds that the evidence is lacking for many of these claims 91ɫƬ
TechnologyWhy it's high time we stopped anthropomorphising ants We have long drawn parallels between ants and humans. Now we are comparing the insects to computers. It is time to stop using ants as analogues for ourselves and our machines, says Annalee Newitz 91ɫƬ