The Drake equation is simply the product of a set of factors, estimating the number of active, technologically advanced, communicating civilizations in our galaxy.
No threat to science today is in any way comparable to that posed by the state church of post-modern naturalism.
Science is on the move. It is slowly morphing from observing nature to embodying naturalism.
Cosmologists sense the problem and strive to rescue their multiverse from the nagging demands for evidence.
String theory, which took root in the 1970s, proposes that “all objects in our universe are composed of vibrating filaments (strings) and membranes (branes) of energy.”