Astronomy: Second Earth Trojan asteroid identified

The recently discovered 2020 XL5 asteroid is confirmed as the second transient Earth Trojan asteroid to be identified, reports a study in Nature Communications. The findings suggest it will remain in …Powered by...

8 highlights of radio astronomy in 2021

The human eye is an amazing piece of equipment. It’s so useful it likely evolved dozens of time independently — as my friend Julia Sweeney says (paraphrased), “What good is half an eye? Probably about …Powered by...