It’s Hulk vs. All Might in the ultimate drawing showdown! 💥 In this speed challenge, I attempt to sketch an action-packed battle scene in just 60 minutes! Can I pull it off? Watch the full process ...

New research of a Martian meteorite suggests that water - an essential ingredient for life - arose in hot springs on Mars 4.4 billion years ago, at the same time as it did on Earth.