📜 June 30: On This Day in History |  | Cosmic collision |  Image: Curiosmos | Each of the following events happened on June 30. Your challenge is to put them in the order in which they occurred by year, earliest to latest. Answers at the bottom! - A) A fiery explosion rocks Siberia’s Tunguska region, flattening 800 square miles of forest. Believed to be caused by an asteroid or comet, it remains Earth’s biggest cosmic collision in recorded history, releasing equivalent energy of 10-15 megatons of TNT (~1,000x more powerful than the Hiroshima atomic bomb).
- B) Jean Francois Gravelet, a Frenchman known as Charles Blondin, becomes the first person to walk across Niagara Falls on a tightrope. Some 5,000 spectators watch as Blondin travels 1,100 feet along a 2-inch-wide cable strung 160 feet above the Niagara gorge.
- C) Albert Einstein publishes “On the Electrodynamics of Moving Bodies,” a paper that sets out his theory of special relativity, in the German physics journal Annalen der Physik. It’s often regarded as one of the most important papers ever published in the field of physics.
- D) China’s Danyang-Kunshan Grand Bridge opens to the public, becoming the longest bridge in the world. It extends 102.4 miles between Nanjing and Shanghai, the most populated city in China.
Hint: The Danyang-Kunshan Grand Bridge took 4 years to build |
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🔗 Conjoiner: A DONUT Original Word Game |  | Adrenaline junkie | Today’s Conjoiner is living on the edge. Take the leap, follow the clues, and see if you stick the landing. The first clue of today’s sequence is: “Thrill-seeker who embraces danger and excitement”... |
| | Play the sequence here |
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🧩 Puzzle Corner |  | MiniA few strokes of genius are all it takes to complete today's grid. Pop off the cap and write yourself into the winners circle. SudokuCount to nine, row by line. Solve it all, you'll feel just fine. |
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🐐 GOATWars: A Data-Driven Process to Determine the Best |  | What's the greatest magic trick of all time? |  Image: GOATWars | The lights dim, and someone volunteers from the audience—or maybe a deck of cards appears. Then, reality starts bending. The best-ever magic tricks are facing off on GOATWars to determine which illusions are best at forcing your jaw to drop, leaving you stumped, or simply making you smile like a kid again. Showdowns include: |
| | Start your GOAT List |
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📜 Answers |  | B, C, A, D - B) 1859 – Jean Francois Gravelet becomes the first person to walk across Niagara Falls on a tightrope.
- C) 1905 – Einstein publishes his groundbreaking theory of relativity.
- A) 1908 – An apparent asteroid strikes Siberia’s Tunguska region, flattening 800 square miles of forest.
- D) 2011 – China’s Danyang-Kunshan Grand Bridge opens.
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