Southern Hemisphere: Venus and Mercury! In October, Mercury reaches its best evening appearance of 2026 for Southern Hemisphere observers. And Mercury and Venus trade places in the evening sky as seen ...

Using the Global Positioning System (GPS), every point on Earth can be given its own unique address—its latitude, longitude, and height. The U.S. Department of Defense developed GPS satellites as a ...

Active "smoker" hydrothermal vent chimneys about 9 meters tall are found deep in the Mariana Arc region in the Western Pacific Ocean. Credit: Pacific Ring of Fire 2004 Expedition. NOAA Office of Ocean ...

The Andromeda Galaxy is the closest large spiral galaxy to our own Milky Way galaxy. Excluding the Large and Small Magellanic Clouds — both visible from Earth’s Southern Hemisphere — the Andromeda ...

Today I’ll be telling you about 10 of my favorite autumn deep-sky objects, with suggestions for viewing them. I hope you’ll enjoy this list, and I’ll share some other deep-sky favorites of mine from ...

When you want to feel super connected to your partner, you need to get deep. But I don’t just mean gazing deeply into each other’s eyes or having deep conversations. While those certainly have their ...

Schools in England will stop offering pupils deep-fried foods such as chips and cut down on desserts in reforms aimed at tackling childhood obesity and tooth decay. Sugary drinks and foods such as ice ...

The August 31 Instagram post from Last Ditch Bar and Arts Venue, a lesbian bar in Greenfield, was upbeat, teasing a new DJ lineup and a volunteer meetup. But partway down the rainbow-hued post labeled ...

Already high in the north after sunset, the planetary nebula NGC 6543 in Draco is famously called the Cat’s Eye Nebula. It’s best seen with a large telescope, but even a small scope will pick it up ...

When Deep Sky Corp. was invited to apply for Prime Minister Mark Carney’s Canada Investment Summit, chief executive Alex Petre knew her carbon capture and storage startup had no time to spare. It was ...

Alex Petre chose to build a business on a technology that critics still call too expensive and too unproven to work. “A lot of people two years ago told me I was crazy to my face,” Petre, chief ...