#ted-ed

- #education
- #science
- #physics
- #universe
- #dark matter
- #matter
- #scientists
- #particles
- #education
- #tattoo
- #tattoo art
- #tattoos
- #permanent tattoos
- #pain
- #human body
- #skin
- #education
- #cry
- #tears
- #crying
- #science
- #eyes
- #onions
- #sad
- #education
- #science
- #coelacanth
- #fish
- #fossil
- #extinction
- #evolution
- #darwin
- #education
- #microbes
- #science
- #biology
- #extremophiles
- #habitable
- #environment
- #planets
- #education
- #brain
- #human brain
- #science
- #neuroscience
- #energy
- #atp
- #ten percent myth
- #education
- #science
- #gravity
- #space
- #space day
- #astronaut
- #outer space
- #stars