Did the universe have a beginning?
It is quite natural to look at the night sky, especially away from city lights, and be in awe. When we learn that the Universe apparently contains something like 100 Continue Reading
It is quite natural to look at the night sky, especially away from city lights, and be in awe. When we learn that the Universe apparently contains something like 100 Continue Reading
Contact with aliens is a popular theme in science fiction stories. Some people even think they have seen, or been contacted by, aliens. But so far, despite more than 30 Continue Reading