James on Instagram: "🧲 Build a Battery-Free Fan Using a Copper Coil & Magnet?! | Day 129 #Science__2O #BatteryFree #MagneticFan #CopperCoil #Electromagnetism #PhysicsExperiment #ScienceReels #ViralReels #HowItWorks #EnergyScience #InstaScience #Shorts #YouTubeShorts #FacebookReels #TrendingNow #day129 #viral #short #new #reels #video #facebook #hack #sciencereels #reelsinstagram"

Mars died 3.5 billion years ago — and we now know why. A magnetic field collapse exposed the planet to the Sun’s solar wind, stripping away the atmosphere and boiling off the ancient oceans. ESA missions like Mars Express and ExoMars still map the traces of this catastrophic past. A world that once looked Earth-like… became silent forever. Music: “Atlantis” – Audionautix (CC BY 4.0) Visual Credits: ESA / Mars Express / ExoMars TGO (CC BY 4.0) #mars #space #astronomy #science #universe

What happens if two super-strong magnets collide?

Weldpac handyman on Instagram: "Control the light! Magnetic blinds offer easy installation and stylish coverage, perfect for homeowners and renters. Share your home decor tips and favorite window treatments! Magnetic Blinds and Window Covering Solutions."