Videos |

Harvard Professor Avi Loeb on Signs of Life Beyond Earth

Loeb is on a mission to answer the question: are we alone in the universe?

Baird Jr. professor of science Avi Loeb explains meteorites, interstellar objects, and his ocean expedition to find materials left over from a meteorite in the Pacific Ocean. 

Read more:

Medium | Avi Loeb 

Harvard & Smithsonian 

The Galileo Project 

The Galileo Project homepage 

Related topics
Videos

You might also like

How AI Is Reshaping Supply Chains

Harvard Kennedy School lecturer on using AI to strengthen supply chains

This Astronomer is Sounding a Warning on ‘Space Junk’

As debris accumulates in low Earth orbit, the danger of destructive collisions continues to rise.

Understanding AI Vulnerabilities

As artificial intelligence capabilities evolve, so too will the tactics used to exploit them. 

Most popular

Phi Beta Kappa Speakers Call Out a ‘Deeply Troubling’ Moment

Former Harvard President Lawrence Bacow and poet Meghan O’Rourke urge graduates to focus on character and “radical attention.”

AI Outperforms Doctors in Emergency Room Tasks, New Harvard Study Shows

Researchers say the technology could help physicians with triage, diagnosis.

Meet Harvard’s 2026 Student Commencement Speakers

Two undergraduates and a Ph.D. candidate will address the graduating class on May 28.

House - Email

Explore More From Current Issue

Woman in historical dress standing in front of green foliage, smiling brightly.

Alumni Profiles

This Harvard Graduate Brings Women of the Revolution to Life

Historical reenactor Lauren Shear reveals tricks of the trade for playing Tory loyalists, Revolutionary poets, and more.

Historical scene depicting a parade with soldiers and a town square in the background.

Harvard Celebrates America’s 250th

When the Revolution Hit Cambridge, Harvard Moved to Concord

College students broke hearts and windows during their year in exile.

A person hanging from a spiral notebook with a blue sky and clouds in the background.

Letters to the Editor

Readers Respond to Our Grade Inflation Survey

A sampling of answers