The Guardian: Radioactive waste has leaked from Britain’s nuclear submarines nine times in the past 12 years, the Ministry of Defence (MoD) has admitted. Two of the leaks â including one at Devonport near Plymouth two months ago â had not been revealed until today.
Confirmation of the leaks raises new questions about the MoD’s safety record, which has been coming under increasing scrutiny since HMS Vanguard, a British submarine armed with Trident nuclear missiles, collided with a nuclear-armed French submarine, Le Triomphant, under the Atlantic in February.
The finding that the Saturnian moon may host layers of icy slush instead of a global ocean could change how planetary scientists think about other icy moons as well.
Modeling the shapes of tree branches, neurons, and blood vessels is a thorny problem, but researchers have just discovered that much of the math has already been done.
January 29, 2026 12:52 PM
Get PT in your inbox
PT The Week in Physics
A collection of PT's content from the previous week delivered every Monday.
One email per week
PT New Issue Alert
Be notified about the new issue with links to highlights and the full TOC.
One email per month
PT Webinars & White Papers
The latest webinars, white papers and other informational resources.