Papua's last tropical glacier to vanish within two years
Puncak Jaya's remaining snow is expected to disappear entirely in a year or two.
Science
Singapore PSI unhealthy in all regions; central peaks at 164
All five Singapore regions had unhealthy 24-hour PSI readings on Sept 29 for the first time since Sept 15.
Starlink train over Sweden, launch link unresolved
Bright points moving in a straight line were reported across Sweden for a second evening on Aug. 25, after a similar sighting on Sunday. Swedish reports linked the formation to Starlink, but the Aug. 25 Florida launch carried 29 satellites and cannot explain the earlier sighting.
