Alpha, Beta, Gamma, Delta Now Omicron has arrived! “The sky is not falling”, says Dr. Peter Hotez, dean of Tropical Medicine at Baylor. But just when we thought that the pandemic was behind us, scientists are now racing to understand the consequences of the Omicron COVID-19 variant that unexpectedly showed up in South Africa only days ago and has already…

Are we alone in the universe? We may find the answer in the next decade or two relying on clues which science provides to help us find the way. This includes balancing what we understand about our planet and recognizing what we know are the critical elements for life. Next month, the launch of the Webb telescope might give us…