Dark matter remains one of the greatest mysteries in astronomy. Scientists know it exists because of its gravitational effects on visible matter, but they have yet to detect it directly. Solving the mystery of dark matter could revolutionize our understanding of the universe.
PTELook at the text below. In 35 seconds, you must read this text aloud as naturally and clearly as possible. You have 35 seconds to read aloud.
Recorded Answer
Current status:
Beginning in 35 seconds.