Astronomers, using the James Webb Space Telescope, have identified 4 ultra-distant objects that may be supermassive dark stars — theoretical giants powered not by fusion but by annihilating dark matter. buff.ly/Nagwbzr. #ShareGoodNewsToo

MIT and Harvard researchers have re-engineered the immune system’s first responders so they can hunt tumours. In mouse models, they wiped out most lymphoma cells within weeks. buff.ly/e587uzZ #ShareGoodNewsToo

In Washington State, scientists are using drones and sniffer dogs on boats to monitor the Pacific Northwest’s endangered southern resident orcas. The canine-aided surveys detect stress hormones and pregnancies from whale scat. buff.ly/s4bXeLX #ShareGoodNewsToo

Women farmers in Xochimilco and San Gregorio are restoring chinampas (high-yield island farms) using canal-mud fertiliser, biofilters and invasive-fish barriers. buff.ly/0gIJjxl #ShareGoodNewsToo

California Indigenous tribes are restoring ‘good fire’ to the land. New laws recognise tribal sovereignty to conduct cultural burns - small, intentional fires that nourish native plants, strengthen biodiversity and reduce megafire risk buff.ly/LWimZlE #ShareGoodNewsToo

Maldives eliminates mother-to-child transmission of HIV, syphilis, and hepatitis B. No babies were born with HIV or syphilis in 2022–23, and hepatitis B has vanished among children. The WHO is calling it a “triple elimination.” buff.ly/lH7h3BW #ShareGoodNewsToo

Smart irrigation is transforming Nigerian farming. In northern Nigeria, a new irrigation project has rehabilitated canals, upgraded dams and expanded irrigation to 434 km², enough to feed an extra million people. #ShareGoodNewsToo buff.ly/Fhv8gL6

On a tiny island near Tanzania, bats have revealed a stunning secret: a neural compass that points north no matter the moon, stars, or horizon - proving mammals can orient by memory and landmarks alone. buff.ly/fgHasNP #ShareGoodNewsToo

Geochemists have uncovered ancient rocks in Greenland, Canada and Hawaii with telltale potassium signatures that don’t match modern rocks or meteorites, suggesting intact fragments from proto-Earth survived 4.5 billion years of mixing. buff.ly/G4xxecP #ShareGoodNewsToo

Water’s hidden superpowers revealed at the nanoscale. Researchers at the University of Manchester have discovered that when squeezed into channels just a few atoms wide, water transforms into an electrically “super-active” material. buff.ly/Nhs2cvN #ShareGoodNewsToo

A pinhead-sized retinal implant paired with camera glasses helped over 80% of trial participants across five countries with age-related macular degeneration regain central vision. buff.ly/nlV15am #ShareGoodNewsToo

How does your brain know you’re hungry, or that your heart needs to beat faster? Scientists at Scripps Research have received a $14.2 million NIH grant to map the internal network that lets the brain monitor organs. buff.ly/h28cK2c #ShareGoodNewsToo

The World Bank’s latest data shows a quiet global triumph: 93% of people aged 15 to 24 can now read and write, up from 87% in 2000. buff.ly/vnsUhLo #ShareGoodNewsToo

Two young mathematicians just broke a 330-year-old geometry riddle. Jakob Steininger, 30, and Sergey Yurkevich, 29, friends since maths-Olympiad days, have discovered the first known shape that can’t pass through a copy of itself. buff.ly/0SgvjZ1 #ShareGoodNewsToo

The zipper’s first upgrade in over a century. YKK, the Japanese company that makes about half the world’s zippers, has created a zipper that removes the traditional fabric tape, creating a lighter, more flexible, lower-impact closure. buff.ly/5UV5gnr #ShareGoodNewsToo

Poland’s road deaths have fallen 35% since 2019. Sweeping safety reforms helped drive the change, including giving pedestrians priority at crossings, seizing cars from drunk drivers, and regulating e-scooters. buff.ly/phTTLss #ShareGoodNewsToo

The European Parliament has approved the EU’s first Soil Monitoring Law, creating a continent-wide system to track soil health and clean up contaminated sites. buff.ly/z9RgNur #ShareGoodNewsToo

Barn owl numbers soar in Cheshire thanks to volunteers. Three decades after a survey found just six breeding pairs in West Cheshire, the Broxton Barn Owl Group now counts around 160 pairs: a 25-fold increase. buff.ly/F2PfqJQ #ShareGoodNewsToo

Christiana Figueres: The global south is now leading the clean-energy revolution. The architect of the Paris Agreement argues that while politics remain paralysed, economics and technology are driving unstoppable change. buff.ly/UUa2VgS #ShareGoodNewsToo

Astronomers have unveiled the world’s most detailed radio image of the Milky Way. Compiled from over 150 nights of observations with Western Australia’s Murchison Widefield Array, the map catalogues 98,000 radio sources. buff.ly/aCOSGF2 #ShareGoodNewsToo