Portside

The star in the constellation of Orion has been visibly dimming since late 2019, and now stands at just 36% of its normal brightness. Astronomers are talking about the chance of the star becoming a supernova.

For the first time in history, gravitational wave astronomy isn't a pipe dream, nor is it a way of looking for esoteric objects we can't see via any other means.

The only reason we can exist, today, is because one tiny imperfection in the early Universe allows the stars to grow hundreds of times as massive.