If you’ve spent any time on the Earth in the last 50 years or so, you might have noticed a lot of trash laying around…with less and less space to, you know, put it. Meanwhile, we’re sending all sorts ...

Add Yahoo as a preferred source to see more of our stories on Google. From mind-bending discoveries to playful explainers, these are some of our favorite—and most popular—science videos of 2025. One ...

Nuclear fusion faces serious scientific and engineering challenges that are often glossed over in popular science videos. In this reaction, a nuclear engineer breaks down what The Action Lab gets ...