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 May 2017, an NSA contractor named Reality Winner mailed a printed classified document to a news outlet, and federal agents identified her within days because the yellow tracking dots on the page named the exact printer in her office and the minute she had pressed print. Saving Tips June 6, 2026 Reality Winner was 25 years old, a contractor at an NSA facility in Augusta, Georgia, when she folded a five-page…
When headlines declared that an MIT study had proven ChatGPT “makes you stupid,” the researchers behind it posted a page asking journalists to stop using words like “dumb” and “brain rot,” because their paper, based on 54 students writing essays, never said anything of the kind. Saving Tips May 28, 2026 When headlines declared that an MIT study had proven ChatGPT “makes you stupid,” the researchers behind it published an FAQ…
Cognitive scientists have a name for the moment you finish a page and realize you took in none of it, and a Harvard study that caught people’s thoughts at random found the mind wanders off from whatever the body is doing for almost half of waking life. Saving Tips May 28, 2026 Most people know the experience. You reach the bottom of a page, and you realise you have absorbed nothing. Your…
