3.9M views · 7.5K reactions | Night light line freezing test- Good tools and machinery make work easy | Matt Williams | Facebook

3.5M views · 10K reactions | Cylinder Head Valve Leak Test Desi...

7.4K views · 42 reactions | Monday mood. Today's Thing To Know is MSLT: Stands for 'multiple sleep latency test.' It's a study that tests for how tired you get during the day. Doctors ask you to nap every couple of hours and look into what's going on with your brain. Sign us up. #SkimmLife #TTK | theSkimm | Facebook

975K views · 15K reactions | I performed “The Doll Test” on my girls & the results brought me to tears!   #dolltest #life #teachyourchildren #parents #color #everycolorisbeautiful #melanin #brownskin #whiteskin #motivation #selflove #teachyourkids #helpeachother #lesson #awareness #selfworth #selflove #selfcare #influencer #lifecoach #entrepreneur #goals #affirmations #inspiration #success #leadership #leadershipdevelopment | Joanne Suarez | Facebook

597K views · 240 reactions | In recent years, a whole bunch of Chinese DNA test companies have popped up promising more specific results than Western companies—down to which part of China your ancestors are from. But how accurate are they? We took a test to find out. | Goldthread | Facebook