- 31 May The space station samples that came home in May
- 30 May First mosquito evenings of the new summer
- 28 May A malaria vaccine reaches the forest villages
- 27 May A synapse on a chip switches a million times lighter
- 25 May Europe's launchers come back in stages
- 22 May India's first chip fab finds its lens supplier
- 21 May Blue whale’s quiet comeback
- 20 May Countdown weeks in the self-study room
- 19 May SMILE is in orbit, ready to photograph Earth's magnetic shield
- 16 May An mRNA flu vaccine edges out the old standard shot
- 14 May A burrowing lizard is left off the protected list
- 13 May Pandemic treaty finally has teeth
- 12 May A phone call home, once a year
- 10 May Three million years of calm carbon and a cooler planet
- 09 May Google I/O bets that cheaper is the future
- 07 May Buddha's relics go on tour in the high passes
- 06 May Typhoon season opens with a faster alarm
- 04 May Short sleeves arrive before the heat does
- 03 May A ten-thousand-planet haul from TESS first light
- 02 May DeepSeek V4 opens the million-token era at a discount
- 01 May Growth bounced back in the first quarter
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