Recent months have seen a spike in disinformation about NATO and Ukraine's allies on social media, following French President Emmanuel Macron’s comments on sending Western ground troops to fight in Ukraine. We tell you more in this edition of Truth or Fake.

How much stress can an aircraft withstand?

Could we soon get better drugs and faster computers thanks to research and production in space? Some companies are betting big on the idea of working in zero gravity. Here's how you can benefit.