This weekend, eight schools from across the region participated in the Lehigh Valley Collegiate Hackathon at Lehigh University. The two-day event challenges teams to create a project in 24 hours.

Learn English words and phrases from this story 5,000-year-old human bone found in the River Thames 英泰晤士河发现五千年前人类骨骼 Episode 220303 / 03 Mar 2022 Learn English words and phrases from this story Britain ...