Deep in Chile’s Atacama Desert, scientists studied a green crystal called atacamite—and discovered it can cool itself ...

Until Einstein space had not been conceptualised Science religion and philosophy counted in only what occupies space not space per se No one ever asked the question what is space or how it happens exc ...

This paper presented a novel method for analytical calculation of magnetic field in surface-mounted permanent-magnet linear machine (PMLM) accounting for magnet-pole shape and slots. Equivalent ...

Spacecraft and specialized telescopes have been studying the sun closely for decades, probing the secrets of its spots, ...