In this issue:
"The Black Hole at the Beginning of Time": The big bang – and all that came from it – may just be a holographic mirage from another dimension.
"A New Kind of Inheritance": Changes caused by harmful chemicals, stress, and other influences can be passed down to – and may cause disease in - future generations.
"Accidental Genius": A blow to the head can sometimes unmask hidden artistic or intellectual gifts.
"The Science of Learning": Science students learn less when they are expected to listen passively.