30K views · 237 reactions | This digital tape measure makes measuring easy, using lasers to measuring, level and aligning. : Instagram/ reekontools | Interesting Engineering | Facebook

Whenever a tree is cut down, carbon is released into the atmosphere — only we’re not sure how much. But with the Global Ecosystem Dynamics Investigation (GEDI!) we will use lasers to measure the biomass of all the trees! Yes, even trees on your block! 🌲 Check it out: https://go.nasa.gov/2EHNkuD | NASA - National Aeronautics and Space Administration

217 reactions · 43 shares | Laser Eye Surgery can give you 20/20 vision from only £19 per month, per eye. Request a FREE consultation today! | Optical Express | Facebook

993K views · 2.5K reactions | What Happens During Laser Eye Surgery? | 5-Minute Workouts | Facebook