Definitions: Prof. Abdul Rashid Bhat, Former Head, Shah-i-Hamadan Institute of Islamic Studies, University of Kashmir defines ...

Builders knew how to keep people cool in hot, dry climates thousands of years ago. It's time to get that knowledge back.

Arguably the best example of this engineering marvel exists in modern-day Iran, where the technology was invented over 3,000 ...

Ancient DNA has provided spectacular insights into human history, particularly in Europe and Asia, where researchers have reconstructed the genomes of thousands of people. However, fewer than two ...

A new study offers the most detailed glimpse yet into how Earth's surface temperature has changed over the past 485 million years. The data show that Earth has been and can be warmer than today -- but ...

The health system has been decimated. Although violence has fallen, emergency funding is still well short of needs. Sharmila ...