A research team has discovered a mechanism in which blood stem cells respond to acute, severe anemia, through lipoprotein metabolism modification. It has been known how immediate erythroid precursors ...

This image from NASA's Mars Reconnaissance Orbiter, acquired May 13, 2018, during winter at the South Pole of Mars, shows a ...

Although Mars is currently a cold, dry planet, geological evidence suggests that liquid water existed there around 3 to 4 ...

This discovery indicates that formaldehyde contributed to the formation of organic matter on ancient Mars, implying that bio-important molecules such as sugars and ribose (a component of RNA, which is ...

NASA's Curiosity rover has made a groundbreaking discovery on Mars by uncovering pure sulfur crystals within a broken rock.