A photo taken by NASA's Opportunity rover in 2014 is circulating on social media, showing a figure that resembles a gun. This has led to theories of extraterrestrial life being present on the Red ...

Titan, Saturn's largest moon, is home to vast lakes and seas - not of water, but of liquid methane and ethane. In this video, ...

Avi Loeb vows to brief public and create website to share findings of team tasked with investigating origins of mysterious ...

WASHINGTON (AP) — A polarizing Harvard astronomer known for splashy theories about alien visits has been tapped by the White House to lead a team of outside scientists to study the national security ...

A polarizing Harvard astronomer has been appointed to lead a White House panel studying UFOs. Avi Loeb is leading a new ...

The Harvard astrophysicist has devoted years—and thousands of interviews—to the idea that mysterious objects streaking ...

Learn about a new working paper that argues that consciousness may not be limited to Earth-like biology, raising the ...

Somewhere out there, a planet roughly the size of Earth may be orbiting a distant star in conditions that could support life.

One year ago, on July 1, 2025, astronomers discovered a fascinating new object moving through the solar system. Detected by ...

Scientists can't fully agree on what GJ504b actually is. It may be a massive planet or a brown dwarf, a mysterious class of ...

Researchers propose turning a future NASA moon base into a quarantine station that would screen space samples before they ever reach Earth.

Scientists in a recent breakthrough have discovered vast hidden magma systems beneath the surface of Mars, marking an “unexpected discovery” leading the researchers closer to finding ...