The Fermi bubbles were discovered in 2010 by NASA’s Fermi Gamma-ray Space Telescope. The two orbs form an hourglass structure, one stretching above and another below the center of the Milky Way. Each lobe is around 25,000 light-years tall, made up of gamma rays and high-energy cosmic rays.

A Stockton police sergeant and eight officers wearing face shields and carrying batons helped escort vehicles from the city’s ICE facility Thursday night.

Maximo Londonio, a lawful permanent resident detained in May at Seattle-Tacoma International Airport, talks about his experience being held by ICE.

Trump and his top immigration aides have repeatedly said they are focusing on deporting "the worst of the worst" — people with violent criminal convictions. But the cases on Long Island underscore a national trend: Authorities are sweeping up many immigrants without prior criminal records or with misdemeanor offenses.

Andres Felipe Pineda Mogollon was arrested after a traffic stop in Silver Lake, the FBI in Los Angeles said Thursday.

These ancient cores may contain clues about an unexplained change in Earth’s glacial-interglacial cycles, and could shed light on how human-generated emissions will shape our planet’s future.

Mahdi Khanbabazadeh, who is a citizen of Iran, was arrested outside his child's preschool in Oregon for overstaying his visa, U.S. Immigration and Customs Enforcement said.