How do plants breathe? When do they open and close the tiny pores on their leaves, and what does this mean for their water ...

New images reveal microstructures that, depending on how the wind blows, help give a dandelion seed lift-off or the grip needed to wait for a better breeze.

Unfortunately, in many cases the rules are not so lenient. Rule 18.2 states that “your ball is lost if not found in three minutes after you or your caddie begin to search for it.” And, according to ...