Aerospace

Ground-mounted microphones could pick up ultralow-frequency sound waves produced by clear-air turbulence, the leading cause of in-flight injuries and fatalities

Antidrone technology is combatting “flying IEDs” in the air over Ukraine—with implications beyond the war with Russia

An MQ-9 Reaper drone is sitting at the bottom of the Black Sea. Will the U.S. or Russia recover it?

Congress and the airline industry must reassess how they approach and fund air transportation modernization

From space aliens to foreign surveillance, we spoke to experts to find out what’s really going on with the balloon brouhaha.

Surging numbers of small research balloons increase the odds of airborne mistaken identity—and harsher regulations

Every question we have about the airborne objects that may or may not be spying on the U.S.

An expert explains why it’s so odd that the suspected Chinese spy balloon can change course

A growing number of U.S. airports are trying swoop landings rather than staircase descents, a method that saves fuel, cuts emissions and reduces noise

I’ve been working on space elevators for almost 20 years, and though we still have issues to solve, we are getting closer to making them reality

Growing swarms of spacecraft in orbit are outshining the stars, and scientists fear no one will do anything to stop it

Yvonne Y. Clark, known as Y.Y. throughout her career, had a lifetime of groundbreaking achievements as a Black female mechanical engineer. In the third episode of the third season of the Lost Women of Science podcast, we see how Y.Y.’s brilliance helped make Project Apollo a success