1) The corpse flower, or titan arum, is known for its unpleasant smell, often compared to that of rotting flesh.

2) Tom Hanks is an American actor and filmmaker known for his versatile performances in films such as "Forrest Gump," "Saving Private Ryan," and "Cast Away." He has received numerous awards, including Academy Awards, Golden Globes, and BAFTAs.

3) The first commercially available digital camera, the Dycam Model 1, was introduced in 1990 and had a resolution of 376 x 240 pixels.

4) The Great Wall of China is not visible from space without aid, contrary to popular belief.