Earth Day demonstrations were in response to Trump administration proposed budget cuts for federal science programs.
The marches were also planned for Washington, D.C., and dozens of other cities.
Residents in a Polk County subdivision in Florida are under mandatory evacuations due to a large wildfire.
Things got tense on a Texas-bound flight after an apparent issue with a stroller.
ABC News' and former FBI special agent Brad Garrett speaks on the sensitive balance of questioning a victim for information while also giving that person time and space to heal.
Flight attendant apparently clashed with passenger over her baby stroller after which airline put passenger and her family on another flight and upgraded them to first class.
At a time when transgender rights are being debated, this group discusses their feelings on how schools can protect transgender children.
Jenner talks about her bombshell Vanity Fair cover, giving her ESPYs speech in front of her peers and family and how she feels today.
After 65 years of living as a man, Jenner talks about her decision to transition and the public stumbles she made after coming out as transgender.
The tiny cabin where authorities found former Tennessee teacher Tad Cummins and his 15-year-old student, Elizabeth Thomas, is nestled in the woods in a remote, mountainous area of inland, northernmost California near the Oregon border.
The former Tennessee teacher was charged with aggravated kidnapping and sexual contact with a minor.
Experts are intrigued by what they're learning from identical twins and about the brain. Caitlyn talks about surgery.
New health alert ties diet soda to an increased risk of stroke and dementia; Cuba Gooding Sr. found dead at 72.
Authorities received a tip pointing to a cabin in a rural area of northern California where the former Tennessee teacher, Tad Cummins, was found with 15-year-old Elizabeth Thomas.
Griffin Barry called 911 when he discovered Tad Cummins and Elizabeth Thomas, 15, in a California cabin, a move that law enforcement officials called "pivotal."
ABC News' Jon Karl reports on the White House's diplomatic efforts with China to help find a peaceful resolution to mounting tensions with North Korea.
George H.W. Bush may be recovering from a mild case of pneumonia in a Houston hospital, but it hasn't dampened his affinity for sharing personal moments on social media.
Anthony Thomas, the father of 15-year-old Elizabeth Thomas, who was found in a rural California cabin talks to "GMA" about how their family feels now that their daughter is safe.
The North American Aerospace Defense Command (NORAD) confirmed Tuesday that two Russian TU-95 bombers were intercepted off the coast of Alaska on Monday evening.
The Trump administration has offered him the position of U.S. attorney general.