Biden, who has been seen only a handful of times since leaving office, is to defend Social Security at a conference of disability advocates in Chicago on Tuesday.

Autism diagnoses are continuing to increase in the U.S., now affecting one in 31 children, according to a new CDC report published Tuesday.

ODESA, Ukraine -- ODESA, Ukraine (AP) — NATO’s support for Ukraine remains “unwavering,” the alliance’s secretary-general said Tuesday, emphasizing that more than 20 billion euros in security ...