Alien Probe, Sentient Machine, Nuclear Weapon, or Junk? What is the Betz Mystery Sphere? In the Spring of 1974, a large brush fire swept across the property owned by Antoine and Gerri Betz. While ...
When placed in an acoustic field, small objects experience a net force that can be used to levitate the objects in air. In a new study, researchers have experimentally demonstrated the acoustic ...
Ahead of this month's Hannover Messe trade show in Germany, Festo's Bionic Learning Network has today previewed a new helium-filled flyer that merges two previous projects into a single future concept ...
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