The NASA satellite image shows rust-red rock formations in Wyoming—evidence of 220-million-year-old 'megamonsoons'.

The life of a 166-million-year-old reptile has been turned upside down. While Marmoretta oxoniensis was believed to have swum ...

Most people think of crocodilians as living fossils—stubbornly unchanged, prehistoric relics that have ruled the world's ...

In its 4.5 billion year history, Earth has undergone five mass extinctions and we are potentially in a sixth era of mass death. Today’s crocodylians are the surviving members of a lineage called ...

Researchers examined teeth and skulls of 99 extinct crocodylomorph species and 20 living crocodylian species to reconstruct their dietary ecology and identify characteristics that helped some groups ...

An in-depth assessment reveals that dozens of giant amphibians died on an ancient floodplain. Around 230 million years ago, ...

While a short period could be an early sign of pregnancy, there are many other possible causes, including lifestyle factors, birth control, or a medical condition. The length of your period can ...

At Petrified Forest, these Triassic weirdos are the main attraction. You can see some of their remains at the Rainbow Forest Museum, a low beige building that blends into the vast expanses of ...

Though it’s an unexpected symptom, dizziness can occur during your period. Reproductive problems like heavy menstrual bleeding, period pain, and hormonal changes may cause dizziness. Or, the hormonal ...

Vaginal discharge after your period is often lighter than at other points in your menstrual cycle, but some mucus is still common. Discharge after your period is typically white, although it may ...

“Normal” menstrual cycles vary from person to person. Lots of different things can change your cycle, but a missed period may mean it’s time to take a pregnancy test. For more accurate abortion ...

Focusing on the future of Canadian politics, this show looks at the hot-button issues and political players expected to set the news agenda.