13/02/2020

Scientists propose new properties in hollow multishell structure

The Chinese puzzle ball is an ornate decorative artwork consisting of several concentric shells that move independently of each other. In the recent decade, Chinese scientists provided a universal method for the fabrication ...

Slavery is not a crime in almost half the countries of the world

"Slavery is illegal everywhere." So said the New York Times, repeated at the World Economic Forum, and used as a mantra of advocacy for over 40 years. The truth of this statement has been taken for granted for decades. Yet ...

page 3 from 9