What a great question about something in our body, Asher. Blood is inside our body, but we see it on the outside when we bleed, like when we get a cut or a nose bleed. Blood is red because of ...

This week's full moon will come with a special treat – a total lunar eclipse, which will turn the moon a spooky blood red color. While the eclipse will last from 1:47 a.m. EDT to 4:10 a.m. EDT Friday ...

In 1911, Australian geologist Thomas Griffith Taylor discovered the Blood Falls—an odd, blood-red flow of saltwater seeping out from the tip of East Antarctica. Researchers later confirmed the color ...

If you didn't catch the "blood moon" Sept. 7-8 from your backyard in the United States, there's a perfectly good explanation — it wasn't visible in North America. The moon took on a striking red color ...