Fast radio bursts, or FRBs, have puzzled astronomers since they were first discovered in 2007. Now, researchers have caught one coming from a dead star in our own galaxy. ...read more
Dozens of vaccines are in the works, with many already in clinical trials. Experts say that an effective vaccine is the safest way to reach herd immunity. ...read more
These huge masses of ice flow like rivers, and one once hid a Cold War-era city. ...read more
Restaurants, retailers and brands are adding carbon footprint labels to food products. Is this a useful tool in curbing environmental impact, or just a marketing gimmick? ...read more