The current pandemic has impacted lab animals, with US research labs culling thousands of mice. Germany has coped somewhat better, but the situation has once more highlighted the contentious practice of animal testing.
European researchers have leaped closer to making nuclear fusion a practical energy source for humanity. It's the same power-generating process that makes stars, including our own sun, shine.
Knowing the origin of omicron can help us understand how long this pandemic will last and where other variants lurk. Omicron is in at least 77 countries.
As the United States cuts isolation time for asymptomatic COVID cases in half, scientists are worried the guidelines support the economy, rather than public health.
More plants and animals than ever before are on a global list of threatened species, with the World Wildlife Fund Germany warning that more than 1 million species could go extinct within the next 10 years