physics Archive

Confirmation of orbiting supermassive black holes

For the first time ever, astronomers at The University of New Mexico say they’ve been able to observe and measure the orbital motion between two supermassive black holes hundreds of millions of light years from Earth – a discovery more …

Progress to stable laser propelled sails

Stable flight of a laser sail is an essential requirement of beam-driven propulsion. Centauri Dreams talked to James Benford about work towards stable beam flight. It places considerable demand upon the shape of the sail and beam. James Benford takes …

Optimum human input exoskeleton with 17-31% efficiency gains

Researchers at the College of Engineering at Carnegie Mellon University have developed a novel design approach for exoskeletons and prosthetic limbs that incorporates direct feedback from the human body. The findings were published this week in Science. This technique, called …