36K views · 721 reactions | A Tesla coil is an electrical resonant transformer circuit designed by inventor Nikola Tesla in 1891. It is used to produce high-voltage, low-current, high frequency alternating-current electricity. Tesla's original circuits, as well as most modern coils use a simple spark gap to excite oscillations in the tuned transformer. | Science Channel | Facebook

86K views · 1.9K reactions | Tesla shared new footage of Optimus, the humanoid robot they've been developing. While Musk touts the advantages of Tesla's technology, it still appears to lag behind the competition. | CNN | Facebook

501K views · 2.6K shares | Elon Musk introduces two new Tesla vehicles — the Tesla Semi truck and a brand new Roadster. | CNBC Technology | Facebook