This new propulsion system could rewrite the rules of spaceflight—not to mention completely defy conventional physics.

ft., making it perfect for a wide range of spaces. [Portable Convenience] The propane patio heater is cordless and lightweight, featuring 5 durable locking casters for both stability and easy ...

The Cell portable MS (C3001-sci, Suzhou Purspec Technology, China) is a tandem mass spectrometry-based analytical instrument that consists of an ion source, ion transmission system, linear ion trap, ...