In an immune response resting T cells are activated when surface receptors are engaged by ligands on an antigen presenting cell (APC). These ligands include the cognate antigen for the T cell receptor ...

[Math the World] claims that your calculus teacher taught you integration wrong. That’s assuming, of course, you learned integration at all, and if you haven’t forgotten it. The premise is that most ...

Machines are getting better at maths – artificial intelligence has learned to solve university-level calculus problems in seconds. François Charton and Guillaume Lample at Facebook AI Research trained ...