Some math conjectures and theorems and proofs can take on a profound, quasi-religious status as examples of the limits of human comprehension. TREE(3) is one of those examples. "You've got all these ...

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...

Thomas Crowther receives funding from the British Ecological Society and the Yale Climate and Energy Institute. Henry B Glick does not work for, consult, own shares in or receive funding from any ...

There are more than three trillion trees worldwide, but that’s only half as many as were around at the start of human civilisation, according to new research. The study, published today in Nature, ...

a Spatial pattern of tree numbers within a 0.01° grid. b Latitudinal distribution of tree density and total tree numbers, with shaded areas indicating the standard deviation of the estimated tree ...