New 3D microscope technology captures high-resolution tissue images at a fraction of the cost

The way that Earth's first animals reproduced held back life's diversity for millions of years, until stress and competition led to the development of sexual reproduction, which in turn accelerated the pace of evolution.

Too often, policy recommendations in climate-related research are either an afterthought or stray too far into advocacy, a new analysis has found. Researchers led by the University of Cambridge conducted a systematic review of more than 3,000 scientific papers focused on climate change mitigation and found that recommendations on how to turn science into policy were either nonexistent, failed to account for uncertainty or were "wish lists" disconnected from the study's findings.

Authorities evacuated hundreds of people from their seaside homes in New Zealand's capital Tuesday as 11-meter (36-foot) waves lashed the coast.

The number of conflicts between states continued to increase sharply in 2025 and has now reached the highest level since World War II. At the same time, the Uppsala Conflict Data Program (UCDP) at Uppsala University registered a record total number of armed conflicts.