London, Ont., veteran Bruce Stock was on duty on Parliament Hill in Ottawa on Feb. 15, 1965, when the Maple Leaf flag was ...

Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but with a telescope you can spot Neptune and Uranus.

The Tarantula Nebula, also known as 30 Doradus, is revealed in an unusual light in this exceptionally deep Chandra X-ray ...

The four planet-strong "planet parade" currently visible to the naked eye in the night sky for a short time after sunset will ...

From supermoons to a total eclipse to the national park’s biggest and best-attended star parties, these are the must-see celestial shows of the year ...

HIV is spread by bodily fluids such as blood, breast milk or semen. It gradually weakens the body’s immune system and makes ...

Thursday’s storms followed two days of heavy snow and freezing rain in a swath of the eastern U.S. stretching from Kentucky to Washington, D.C., that caused hundreds of traffic accidents, knocked out ...

Scientists who just months ago confirmed that Earth’s inner core recently reversed its spin have a new revelation ...

Severe Weather Awareness Week usually precedes the severe weather. Not this year. The earliest tornado in Minnesota history was confirmed near Princeton and Zimmerman on March 6. Another was ...

Across the country, people wore red on Friday to show their support for the Go Red for Women campaign. TULSA, Okla. — Across ...

The U.S. economy added 143,000 jobs in January and the unemployment rate dipped slightly to 4%. NBC News’ Brian Cheung and ...

According to SpaceX’s own calculation, the Roadster completed its first orbit around the Sun in August 2019 and made its ...