NASA hasn't closed the door on the possibility — and the man in line to be the agency's next chief is a champion of the idea.

Their orbits decay more quickly, which speeds up atmospheric re-entry and cuts the time they spend circling our planet. This trend explains why intact objects now drop out of orbit. In fact, space ...

they were also able to detect atmospheric disturbances created by a Space Falcon 9 rocket reentry. "The phenomenon is highly repeatable," said Michael Nayak, AtmoSense program manager, in a DARPA ...

Tue 15 Apr 2025, 10:00am–2:00pm Wed 16 Apr 2025, 10:00am–2:00pm Thu 17 Apr 2025, 10:00am–2:00pm Tue 22 Apr 2025, 10:00am–2:00pm Wed 23 Apr 2025, 10:00am–2 ...

33,950 people played the daily Crossword recently. Can you solve it faster than others?33,950 people played the daily Crossword recently. Can you solve it faster than others?

The following month it brought down a Starship from its suborbital passage through space, and the fires of atmospheric re-entry, to a precisely controlled splashdown in the Indian Ocean.

Contemporary cities are vibrant, complex, and constantly evolving. Above all, they are ever-changing, mutable, and diverse. What transformative changes are occurring, and where are they leading us?