As a cold pour hits the glass at The Sycamore in the Mission District, chatter rises, lights dim slightly, and Astronomy on ...

"The natural question that comes up is: how many more space telescopes will be affected when all these constellations are ...

TRAPPIST-1e, an Earth-sized world in the system’s habitable zone, is drawing scientific attention as researchers hunt for ...

Two new stars, or nova eruptions, have been resolved in unprecedented detail by six optical telescopes operating in unison as ...

The most convincing evidence to date of a dense atmosphere around a rocky planet outside the solar system has been found in ...

The moon's surface may be more than just a dusty, barren landscape. Over billions of years, tiny particles from Earth's ...

These days, we would call them proprietary blends. But in the late 1500s and early 1600s, individual alchemists called the ...

USPS returns hundreds of troop care packages as charity turns to Trump for 'Christmas miracle' There's a big change to the ...

Subjects including linguistics, international studies and human-centered design and engineering all halted taking ...

Flandrau Science Center and Planetarium will celebrate its 50th anniversary on Dec. 13 with free admission and a special ...

When is winter? Weather forecasters in the Northern Hemisphere will tell you Dec. 1 through the end of February, which is ...

The Geminids peak when the moon is 30 percent full, according to the International Meteor Organization. To get a hint at when ...