VideoDolphins queue up to rub against corals with antibacterial properties Dolphins that rub themselves against corals and sea sponges with antibacterial properties could be treating their wounds and skin diseases Video
Space51¶¯Âþs want to play chess with aliens as soon as we can find them 51¶¯Âþs have designed a new message to spark conversation with alien civilisations, and that suggest a game of chess could keep the discussion going 51¶¯Âþ