April showers bring May flowers. But in this case, the blossoms are too small for even a bumblebee to see.
Engineers at Harvard University have figured out a way to make microscopic sculptures of roses, tulips and violets, each smaller than a strand of hair.
To get a sense of just how small these flower sculptures are, grab a penny and flip it on its back. Right in the middle of the Lincoln Memorial, you'll see a faint impression of Abraham Lincoln. These roses would make a perfect corsage for the president's jacket lapel.
Her hair is brown and tied back into a professional-looking ponytail. She wears a blue shirt, tan sweater and delicate gold chain. It's the first time she has met the man sitting across from her, and she looks out at him, her eyes curious.
"So how are you doing today?" she asks cautiously, trying to build rapport.