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 blacksmithing project featuring a forged one-piece hook, highlighting simple design, practical function, and traditional metalworking techniques. Trump calls soldier deaths ‘a shame’ as US launches ...

This article contains spoilers for the film Disclosure Day. As much as Steven Spielberg likes aliens, he seems to prefer holding them at arm’s length. The creatures in Close Encounters of the Third ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) The common coquí frog is a small but iconic species in Puerto Rico. Their melodic ...

SETI scientists searched the interstellar object 3I/ATLAS for radio signals that could indicate extraterrestrial technology but found nothing beyond human-made interference. Even so, the ...

Hackers breached Brazil’s national emergency alert system overnight on June 19 and 20, sending fake notifications to residents across at least seven cities, with some alerts warning of an imminent ...

DNA is revealing that many animals once thought to be a single species may actually be several hidden ones. But research on Bornean fanged frogs shows the line between species can be blurry—an ...