ย“First Americansย” refers to the arrows, not the Indians. The exhibit showcases artifacts such as weapons (like arrowheads), tools, pottery and more. These objects could support the theory that the first visitors to our continent didnย’t come across the Bering Land Bridge from Asia but instead may have traveled via sea from Europe. Find out if you can believe it when you see it. 9 a.m. to 5 p.m. Mondays, 9 a.m. to 8 p.m. Tuesdays, 9 a.m. to 5 p.m. Wednesdays through Saturdays, and 11 a.m. to 5 p.m. Sundays. Through April 26. Houston Museum of Natural Science, One Hermann Circle. For information, call 713-639-4629 or visit www.hmns.org. $7 to $10.

Oct. 24-April 26, 2008