SpaceWe may never figure out where interstellar comet 3I/ATLAS came from The surface of comet 3I/ATLAS may have been so radically altered by cosmic rays that deducing its home star system would be impossible ¿ìè¶ÌÊÓÆµ
EnvironmentToxic algae blighting South Australia could pose a global threat Researchers warn that the alga Karenia cristata, which has killed around a million animals in Australian waters in one of the biggest algal blooms ever seen, could harm marine life elsewhere ¿ìè¶ÌÊÓÆµ