A graceful river-dweller with striking black and white plumage, this rare tern swoops and dives over the waterways of South Asia, where local fishermen often consider it a good luck charm. The ...
Big Garden Birdwatch has highlighted the winners and losers in the garden bird world. The blue tit and great tit, much-loved garden species, have seen their average numbers rise by 24% and 61% ...
Besides stars, the United States Navy uses quasars as beacons. Quasars are distant galaxies with supermassive black holes, surrounded by ... X-Ray Flashes from a Nearby Supermassive Black Hole ...
The New Year marks the biggest calendar moment for the RSPB, with the annual Big Garden Birdwatch weekend on January 24, 25, 26. It is the largest garden wildlife survey in the world. Thanks to the ...