Scientists have launched a fresh effort to find out what could be producing oxygen at the bottom of the Pacific Ocean.

So far, so good for Arsenal. Top of the Premier League table by five points at the season’s halfway point, a first title since 2004 is, possibly, on the horizon. Tuesday night’s pummelling of ...

Editor’s note: This story has been updated for the start of the 2026 season. Four times a year, one of the biggest and most important tennis tournaments in the world sends out an announcement full of ...