Many of our observations in geology, such as plate tectonics, are not explained by a flat Earth.Ī spherical Earth is also a fundamental fact of navigation.Īnd of course we have many photographs of a spherical Earth from space. Flat Earth Flat Earth is an archaic and scientifically disproven conception of the Earths shape as a plane or disk. We now know that if the Earth were a flat disc instead of a sphere, gravity would also tend to pull people at the edges inwards towards the centre, not just down towards the surface-with all sorts of strange effects that we do not observe. The Greek mathematician Eratosthenes and the Roman-Greek-Egyptian mathematician Ptolemy were able to estimate the circumference of the Earth quite accurately, by measuring the angle of the sun in different places at the same time. The flat-Earth worldview also involves cherry-picking different explanations for different phenomena. Indeed people were able to demonstrate this in several ways more than two thousand years ago.Īristotle, for instance, observed that the Earth’s shadow on the moon during a lunar eclipse is always circular. There are many ways to prove that the Earth is spherical. RECENT NEWS STORIES, (1) CELEBRITY ENDORSEMENTS, and Google search trends (2) have highlighted an apparently growing conspiracy theory belief that the Earth. Actually, his trip was based on a terrible miscalculation. One of the first things aspiring pilots learn is straight-and-level flight, a technique that involves maintaining control. You can help us take action – and get our regular free email Columbus sailed off, with one part courage and two parts madness, to sail around a spherical world. The claim: Planes flying ‘straight and level’ prove the Earth is flat.
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