West Harlem residents cast their votes in a series of contentious races on Election Day on Tuesday.

Columbia scientists have discovered one of the most precise genome-editing techniques to date. A June 1 study found preliminary evidence that human embryo genomes can be altered without damaging DNA cells—a development that has sparked discussion about the limits of gene editing and offered potential for correcting disease-causing mutations linked to heart disease and age-related dementia.

For some New Yorkers, the best place to watch the New York Knicks play off against the San Antonio Spurs in the NBA Finals was not in Midtown or Madison Square Garden, but 80 blocks away from the team’s home court, in Morningside Heights.

The George Bruce Library on West 125th Street and Amsterdam Avenue organized a librarian-led walking tour around Harlem’s cultural monuments on May 2.

The Columbia Climate School partnered with the Greater Harlem Chamber of Commerce for an Earth Day event to discuss approaches to equitably addressing climate change in the city.

Environmental organizations united for the “Harlem Walk and Talk to Build a Strong Parks System” advocacy tour Saturday to draw attention to the challenges and opportunities within the neighborhood’s open green spaces.

Gov. Kathy Hochul’s decision to delay the implementation of a landmark New York state climate law that would lower household energy bills has drawn fierce criticism from environmental advocacy groups, including the West Harlem-based WE ACT for Environmental Justice.

On warm weekend afternoons, St. Nicholas Park on 133rd Street hums to a usual rhythm: Basketballs bounce in the courts, longtime residents chuckle in conversation on foldable chairs, and children run about in the playground. The park’s visitors gather as a community here, even though many feel that it has long been neglected by the city. But now, under the Community Parks Initiative’s latest $50 million capital investments program, St. Nicholas Park may at last see some improvements.