THE author of the accompanying article is the dean of scientific experimenters on the high efficiency rocket as a means of propulsion wholly independent of the air—a reaction motor. He began ...

However, there will always be a need for inhalers that don’t rely so strongly on the patient’s own breath to get a drug from ...

Within the next few days, the European Space Agency plans to fire up the current largest solid rocket motor built in one segment for the first time. The motor, called the P120C, is a key piece of ...

Moon-mining enthusiasts were particularly gleeful this week when researchers claimed that they had found definitive evidence that water ice exists on the surface of the Moon. There’s even more water ...

The Starship upper stage separates from the Super Heavy booster on a November 2023 launch. Credit: SpaceX WASHINGTON — SpaceX Chief Executive Elon Musk says a propellant dump caused the destruction of ...