Video · Why Does Scratching Make Itching Worse? TwitterShare on Facebook0 152 425 views SciShow - August 21, 2018 Science SciShow More Videos How Many of William Shakespeare’s Atoms Are in You? Science · 16 hours ago Seaweed, Pineapple, and Other Things You’ll Soon Be Wearing Science · 2 days ago Seaweed, Pineapple, and Other Things You’ll Soon Be Wearing Science · 2 days ago This Gorgeous Gemstone Traps Nuclear Waste Science · 3 days ago This Gorgeous Gemstone Traps Nuclear Waste Science · 3 days ago What You Don’t Know About The Rosetta Stone Science · 2 weeks ago We Need Better Migraine Meds. Science · 2 weeks ago We Need Better Migraine Meds. Science · 2 weeks ago