No one should have been surprised by a recent survey demonstrating that the United States — where religion flourishes as in no other developed country — is also one of the most religiously ignorant nations on earth. Predictably, the results have prompted a new chorus of calls, from people of many religious and political persuasions, for a public school curriculum that teaches children about religion and the role of religion in history — including non-Western religions. Nothing is more predictable in American life today than the demand that schools “do something” about problems that families and other institutions, like churches, are obviously failing to address.
Chemical changes inside Mars' core caused it to lose its magnetic field. This, in turn, caused it to lose its oceans. But how?
A more distant galaxy liked the lens so much that it went and put a ring on it. Here's the science behind this remarkable cosmic object.