How long alcohol stays in your system depends on factors such as age, weight and medications. Breath tests detect alcohol within 24 hours and urine tests measure within at least 12 to 24 hours. The ...

A western chimpanzee sitting in a tree laden with fruit at Ngogo in Uganda. UC Berkeley graduate student Aleksey Maro tracked these chimps in the summer of 2025 as they gorged on the sweet fruit of ...

Add Yahoo as a preferred source to see more of our stories on Google. Drinking by the pool or at a barbecue can be tempting, but it's important to stay safe amid summer fun. Every day in the U.S., ...

Add Yahoo as a preferred source to see more of our stories on Google. Hand holding a container to collect urine samples for laboratory analysis. (Aitor Diago/Getty Images) Faulty state-issued urine ...