2001-07-12 Leaning Tower of Pisa Repaired
This is the VOA Special English SCIENCE REPORT. Engineers are celebrating the completion of repairs to the Leaning Tower of Pisa. Italian officials closed the Leaning Tower for safety reasons…
2001-07-11 Vitamin C and DNA
This is the VOA Special English Science Report. . cientists at the University of Pennsylvania experimented with vitamin C in test tubes. They published the results in the publication Science.…
2001-07-05 Ancient Human Hunters
This is the VOA Special English SCIENCE REPORT. Scientists have long debated what caused many kinds of large animals in North America and Australia to disappear. Two new studies blame…