Boiling water instantly freezes in US winter

Boiling Water Freezes Mid-Air in -17°F 🥶

🛑 Stop Doing THIS on the Shoulder Press! A common beginner mistake on the dumbbell shoulder press is shrugging your shoulders. It’s a subtle error that often happens when you’re not fully aware of which muscles should be doing the work. When you shrug, your shoulder blades elevate and your traps take over instead of your delts. ✅ To maximize shoulder engagement, keep your shoulders down and stable throughout the movement—think “shoulders away from your ears” as you press. Outfit from @DFYNE . U

Facts about ice: Hot water can freeze faster than cold water ==== This is called the Mpemba effect. #caribbeantiktok #jamaicantiktok #fyp

How Vikings Sailed in Total Darkness! ⚓😨

Why I Decided to Freeze My Eggs at 33 Years Old