But others didn’t share Musk’s outrage. Comments like “boo hoo crybaby” and memes — including crying cat GIFs — flooded replies to his post. One user even wrote, “Didn’t you host a ...

Mathematica needs you! Add, subtract, divide and multiply your way to victory. Meet the Karate Cats and practice spelling, grammar and punctuation as you chop, kick and smash the challenges.

Help Dr Chris, Dr Xand and Dr Ronx put Billy Bones back together while learning facts about different human bones.