Astronauts Suni Williams, Butch Wilmore, Nick Hague, and Don Pettit joined The Excerpt to share the perspective gained from ...

Coral reefs are found in a wide range of environments, where they provide food and habitat to a large range of organisms as well as providing many other ecological goods and services. Warm-water coral ...

These tissues were fixed in a 10% formaldehyde solution for at least 48 h. They were then decalcified for 5–7 d in 22.5% formic acid and 10% sodium citrate. Decalcification is regularly verified using ...