Tag: urine
Brother, Can You Spare a Nickel? It’s Essential for Life, and Likely an Indicator of Intelligent Design
Nickel is an essential element in the human body, but too much is toxic. Here’s another element our planet had to provide.
Appreciating the Irreducibly Complex Design of Salmon Osmoregulation
Three main things must occur for the young salmon, called a smolt, to prepare for life in the salty ocean.