US spy satellite launch delayed a week after abort in final seconds
Space and Ufo
Lab confirms first case of coronavirus reinfection in the US
New quantum paradox throws the foundations of observed reality into question
Is the Y chromosome dying out?
How long is a galactic year?
Black hole ‘hair’ could be detected using ripples in spacetime
How to build a universe after a big bounce
The end of the universe may be marked by ‘black dwarf supernova’ explosions
Clouds of star-forming gas are being shot ‘like bullets’ across the galaxy
Rainbow meteorite discovered in Costa Rica may hold building blocks of life
How Earth’s gravity changed record-breaking asteroid’s path forever
Did alien tech visit our solar system? The natural explanation for ‘Oumuamua may have an important flaw
