SpaceAstronauts may respond faster to warning voices than alarm tones Automated vocal warnings about emergencies like fires or depressurisation could be better than audio tones for those on spacecraft or bases on other planets ¿ìè¶ÌÊÓÆµ
HumansWho do you think you are? 4 rules can help you know yourself You don’t know yourself as well as you think. But there are some clever ways to understand your true nature better and how others perceive you Features