Analysis of one Prototaxites species showed that its physical and chemical characteristics were not only different from those of any existing fungus—the didn’t match any existing organism at all.

Scientists don't call it the "Great Dying" for nothing. About 252 million years ago, upward of 80% of all marine species ...

New research sheds light on the earliest days of the earth's formation and potentially calls into question some earlier assumptions in planetary science about the early years of rocky planets.

Chemical analysis suggests the 400-million-year-old fossil Prototaxites was neither plant, animal or fungus – hinting at a mysterious life form that went extinct long ago ...

Dinosaurs are the extinct relatives of birds that roamed the lands and seas of ancient Earth. They first appeared around 240 ...

Brown discharge before a period could be implantation bleeding, which indicates pregnancy, or it may be due to perimenopause. In some cases, brown discharge may indicate an underlying condition.

The results of their study, “A Population of Planetary Systems Characterized by Short-period, Earth-sized Planets,” will appear in the Proceedings of the National Academy of Sciences. The key feature ...

He currently works as a gastroenterologist and hepatologist at Manhattan Gastroenterology. Period poops are changes in your bowel movements or stool that happen just before or during menstruation.

As part of premenstrual syndrome (PMS), people who menstruate may experience period fatigue as one of their physical, mental, and emotional symptoms. Period symptoms can range from dizziness or ...

NASA is tracking a bus-sized asteroid zipping past the Earth at nearly 16,000 miles per hour today. The asteroid, known as "2025 DM7," is estimated to be about 42 feet across and soared past our ...

Central Georgia fire officials urge caution during burn period as wildfire ... to be revealed The Silurian Hypothesis Suggests An Advanced Civilization Lived On Earth Before Humans The best ...

Jake Rosenberg/Courtesy Netflix Meghan Markle says she and Prince Harry are in a “honeymoon period” again as she reignites her creative energy. In an intimate interview with PEOPLE in this ...