Ray-finned fishes evolved bioluminescence at least 27 chemistry and others by housing luminous bacteria, a repeated evolutionary experiment spread across deep-sea, inshore and reef lineages using different molecular machinery to make visible lightJuly 22, 2026
In 1945, Ruth Bourne was one of the young Wrens operating more than 100 Bombe machines at Eastcote, phoning in good stops to Bletchley Park without knowing that Hut 6 codebreakers sometimes cheered on the other end of the line Saving Tips May 26, 2026 In 1945, Ruth Bourne was still a teenage Wren at Eastcote, working in a high-walled Bombe outstation where more than…