05/04/2019

Engineering

Mystery of negative capacitance in perovskite solar cells solved

On the verge of outcompeting current thin-film solar cells, perovskite solar cells seem to embody an ideal solar cell with high efficiency and low cost. However, they have poor long-term stability, which remains a challenge. ...

Robotics

Robotic bees are joining the International Space Station

"There are some things only humans can do in space. The rest can be left to robots." The NASA team is showcasing hw to put that simple observation into interesting practice with their development of Astrobees.

Telecom

World's first 5G phone released in South Korea

Telecom giant Samsung Electronics on Friday released the Galaxy S10 5G, the world's first available smartphone with built-in fifth-generation communications, as South Korea seeks to build a lead in the transformative technology.