If you take a quick glance at the marsh next to Saquatucket Harbor in Harwich Port, Massachusetts, you will notice right away that some of the grass is missi...
Nitrogen is one of the elemental building blocks of life as we know it—it's a basic component of amino acids, which are in turn the building blocks of proteins, which form the building blocks and moving parts of every living cell.
Millions and millions of years ago, the world was full of strange looking trees. Now, one of these tree species has dwindled to a single male plant who is desperately in need of a mate.
Researchers at University of California San Diego have discovered particular plant enzymes that can make a big difference in food safety as the planet copes with two major problems: higher and higher levels of carbon dioxide and lower and lower water resources.
On the 150th anniversary of ''On the Origin of Species,'' an intelligent design advocate and an evolutionist weigh in on six natural wonders often cited as evidence against Darwin's theory.