In science today, we have “Age of ancient humans reassessed/a” and “Exclusive: NASA Researchers Claim Evidence of Present Life on Mars/a.” The first pushes the origin of Homo sapiens/em back 40,000 years. Even though not mentioned, this means that Homo sapiens/em overlapped with earlier “ancestors” even more significantly. The latter talks about finding methane on Mars, which is apparently being taken as an indication of life on Mars.