Plausible scientific arguments abound. Those who wish to deceive often weave a tangled web of plausible scientific arguments to support their case. What can the science teacher do to prevent their students being duped? Given that many of the claims are scientific – which says something about the importance of scientific authority in our culture – science education must surely stand at the forefront of building students’ capacity to detect the true from the flawed – but seemingly plausible argument. Fact or faux? Equipping students to navigate the maze of misinformation, though, needs clarity about the challenge and clarity about the methods.