The Vera C. Rubin Observatory has just released some of its first images. Its powerful new telescope will be able to quickly spot previously unseen astronomical objects.

A 23-million-year-old rhinoceros fossil is reshaping scientists' understanding of mammal evolution.

Biss, the mayor of Evanston, Ill., topped political newcomer Kat Abughazaleh, a first-time candidate who ran as an unapologetic progressive in the race to succeed longtime incumbent Jan Schakowsky.