In the midst of the radiance and charm of jewels, knowing the nature of a lab-developed precious stone is essential for any planned purchaser.

Islamist influencers have recently had a particularly easy time getting their message across to young people in Germany, according to experts from the Association for the Prevention of Islamism and the Promotion of Democracy (KN:IX connect). KN:IX connect seeks to prevent young people from drifting into Islamist circles, and to help those who want to leave them.

One of the world's rarest whale species is having more babies this year than in some recent seasons, but experts say many more young are needed to help stave off the possibility of extinction. The North Atlantic right whale's population numbers an estimated 384 animals and is slowly rising after several years of decline. Researchers have identified 15 calves this winter, the National Oceanic and Atmospheric Administration said Monday.