The framework nuclear agreement that was announced earlier this month by Iran and the so-called P5+1 calls for a substantial rollback in the country’s nuclear program in return for a lifting of sanctions.

While no specific time table was mentioned, the preliminary agreement calls for...

Thousands of plant species have adopted a “parasitic” mode of life, living off a host plant which supplies it with water and nutrients. Most of these remain harmless, but a few have evolved to become serious agricultural weeds that threaten food security in some of the world’s poorest regions.

Par...

According to the will of the late actor Robin Williams, no one can exploit his persona for 25 years after his death. This revelation has furthered the debate in the UK around the right of publicity, meaning the right not to have personal attributes such as your name, likeness,...