Today's briefing covers the Nobel Prize in physics, attacks on Black Sea vessels, and investigations into Meta and OpenAI, as well as news from the worlds of sports, entertainment, and politics.

Belgian physicist Prof Francis Halzen has won for his pioneering work on an observatory that detects particles from space.

It is not clear who is behind the attacks which come as Russia intensifies strikes in the Black Sea as part of its war against Ukraine.

Ukrainians travelling by train are increasingly caught in the crosshairs of Russia's attacks.