濒临危险的顶级捕食者：气候变化如何威胁大白鲨

A new study finds Earth's artificial light is increasing, but progression is volatile due to COVID-19, light pollution regulations, and economic shifts.

For decades, mathematicians have grappled with the 'Lonely Runner' problem - determining how many runners on a track can end up alone, regardless of their speeds. Explore this intriguing mathematical conundrum.