The Columbia theoretical physicist launched the World Science Festival to bring wondrous ideas of scientific discovery to NYC. Visit one or more of the 70 events May 28-June 2 and see for yourself.
Yasmeen Asali and John Staunton, two Columbia undergraduates from the astronomy department, spent two months in Chile in a practicum at Universidad Católica’s Astrophysics Institute as part of an ongoing exchange program between both institutions.
In a new study, astronomers show how gas expelled in the merger of two small galaxies can linger across vast distances for billions of years, where it may eventually feed gas to more massive galaxies to make new stars.
Astronomers, including a team at Columbia University, have for the first time witnessed a pair of dead neutron stars colliding, and have confirmed that the heaviest metals in the universe, from gold to platinum, are formed in explosions like this one spotted 130 million light-years away.
On August 21, millions of people will bear witness as the moon slips over the entire face of the sun, obscuring its light and allowing only the glow of its outer atmosphere to mark its place in the sky.