Here's Manushi Chillar's tribute to Nelson Mandela

Researchers from the University of South Australia recommend physical activity to be a mainstay strategy for controlling depression as a new study demonstrates that it is 1.5 times more beneficial than psychotherapy or the most popular medications.

The Wari empire spread over Peru's highlands and coastal areas from 600-1050 CE. "People sometimes think of the Inka as the first big empire in South America, but the Wari came first," says Luis Muro Ynonan, the study's corresponding author and a research associate and former postdoctoral scientist at the Field Museum in Chicago.

There is a great demand for wheat varieties or cultivars that can resist the Wheat Yellow Mosaic Virus (WYMV), which periodically decimates wheat fields throughout the Americas, Asia, Europe, and Africa.

In dual-earner couples, working from home may be a better deal for husbands than wives in some ways, according to two related studies of workers in China and South Korea.

In an analysis of 2010-2019 information on more than 1.8 million employed and non-employed pregnant women in South Korea, certain occupations were linked with higher risks of miscarriage and stillbirth.