Nickel is an essential element in the human body, but too much is toxic. Here’s another element our planet had to provide.
Don’t walk on the grass, that “often undervalued” form of life, without looking down. It’s amazing down there.
The exploding pods of the popping cress send the plant’s seeds flying in all directions, as far as a meter from the parent.
Elemental zinc pulls together multiple themes that biologist Michael Denton writes about in his new book.
According to Erika DeBenedictis, “one of the big limitations of biology are the basic building blocks themselves.”