who both attend St. Gregory the Great (Now Students at Antonian College Preparatory High School) are among the 40 Texas students named semifinalists of the Discovery Channel's annual Young Scientist Challenge.

Texas ranked first out of the 44 states competing in the challenge, which is in its ninth year. The challenge is designed to encourage the exploration of science.

This year, students will investigate climate change, global warming and eco-friendly initiatives such as recycling and green building design. Winners will be announced in October.