WorldPingThe Antarctic ozone hole in 2025 was one of the smallest in decades—a testament to the continuing success of international action to protect Earth's ozone layer, which shields us from the sun's harmful ultraviolet rays, according to a new report from…
Research findings and mission results set the evidence base that policy, funding and later discoveries build on.
When each newsroom published on this story, oldest first — all times UTC.
Astronomy's decades-long quest to understand cosmic topology
In 2025, the ozone hole shrunk to one of its smallest sizes in decades
The original report was published by Phys.org. WorldPing does not claim that reporting — this page summarises and contextualises it.
Read the full report at Phys.orgLiving hubs that keep updating as this story develops.
WorldPingIf some aspects of cosmic topology turn out to be true, the idea that starships might voyage across the cosmos for hundreds of thousands of light-years without ever returning to the same neck of spacetime could be problematic.
Brief by WorldPing · Original reporting by Phys.org
WorldPing