Mauricio Bermudez of Pattaya, Colombia
Samuel Alemán from Tocoa (Honduras) wants to know.
Raj Prasad from Siliguri wants to know: What are light-emitting diodes?
"Researchers are looking for an early diagnosis and medicines for Alzheimer’s disease. Plus: robots as household help. Does music make you smart? And our viewer question on the dangers of viewing the solar eclipse. "
© 2017 Deutsche Welle |
Legal notice |