Right now, everyone should wear a mask in public, unless there is some medical reason they can’t. Young, old, immune-compromised or not–it’s unbelievable that this completely commonsense thing is getting politicized. It’s a pandemic, people. We should all wear masks. I understand the increasing resentment toward coronavirus restrictions–certain people have decided that a pandemic is […]
Your brain uses 20% of the total oxygen in your body.
Octopuses and squids have beaks. The beak is made of keratin – the same material that a bird’s beak, and our fingernails are made of.