Flying9h
This Company Is Taking the ‘Boom’ Out of Supersonic Flight
Boom Supersonic’s XB-1 creates a sonic boom inaudible from the ground below when flying at the exact right speed and altitude ...
How Boom’s XB-1 cracked the code for silent supersonic flight
American firm Boom Supersonic’s XB-1 has once again reached supersonic speeds without producing an audible boom, following ...
The New York Times20h
Space and Astronomy
By Katrina Miller NASA and European scientists explain how they calculate the probability of the space rock 2024 YR4 impacting our planet, and why it’s not yet time to worry. By Robin George ...