ScienceMountain-size comet to fly by Mars on Oct. 19: NASA is ready Comet Siding Spring will fly by Mars at a proximity less than half the distance between the Earth and the moon. The comet is believed to carry with it remnants from the formation of the solar system.by Rhodi Lee
ScienceLet there be light? First light in the universe may have originated from a leaky galaxyby James Maynard
ScienceSnake robot mimics sidewinder motion, could be useful for search-and-rescue missionsby Rhodi Lee
ScienceScientists decode how love hormone or oxytocin influence female mice sexual interest in malesby Rhodi Lee
ScienceExperts form space detective agency to use satellite, drone imagery as evidence in lawsuitsby Dianne Depra