A new study of human deep space communications identifies the regions of space where signals from extraterrestrial intelligence are most likely to be detected. If an extraterrestrial civilization were trying to detect human signals, where and when would they be مزید پڑھیں
Weak magnetic fields once exposed humans to radiation. People adapted with shelter, clothing, and mineral protection. When we first got together, we wondered whether our unconventional project, linking space weather and human behavior, could actually bridge such a vast disciplinary مزید پڑھیں
About 4.5 billion years ago Jupiter expanded quickly into the giant planet we see today. Its immense gravity disturbed the paths of countless rocky and icy objects, known as planetesimals, which resembled present-day asteroids and comets. These disturbances led to مزید پڑھیں