gnostek1 / 3Figure 1. The arrangement of hydrogen atoms (black circles) about oxygen atoms (open circles) in ice. Two hydrogen atoms (bottom ones) are close to the central oxygen atom while two of them (top ones) are far and closer to the two other…
01Spin ice is made from dysprosium titanate, a crystal cooled to within a fraction of absolute zero.
02Magnetic monopoles — lone north or south poles — were predicted by Dirac in 1931 but never found in free nature.
03In spin ice, these quasi-monopoles move through the lattice like real particles, obeying Coulomb's magnetic law.
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01Claudia Severa's birthday invitation, written around 100 AD, is the oldest known Latin text by a woman.
02The tablets were preserved for 2,000 years in the waterlogged peat beneath a Yorkshire fort.
03One soldier wrote home complaining of the cold; his mother sent underpants and two pairs of socks.
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01The fleet sailed around three continents; within 45 minutes of contact, 21 of 35 Russian ships were sunk.
02Admiral Rozhestvensky was wounded, captured, and survived — then court-martialed by Russia after returning home.
03Tsushima triggered the 1905 Russian Revolution, the direct precursor to 1917.
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01116 people died in the blast and subsequent fire; Abu Sayyaf was paid roughly $400 to execute the attack.
02The bomb was concealed inside a television set stored in the vessel's cargo hold.
03It remains the single deadliest terrorist attack on a civilian vessel in peacetime, worldwide.
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01Vanderbilt ordered New York Central trains to stop at the Harlem River bridge in January 1867, stranding passengers in the cold.
02He accumulated a fortune of $105 million by death in 1877 — the largest in U.S. history to that point.
03When a doctor told him to stop working, Vanderbilt replied he could not afford to stop; he was worth $100 million.
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01AWB paramilitaries drove vehicles through the glass facade of the Mmabatho parliament in March 1994 to stop ANC integration.
02Three AWB men were wounded and then shot dead at point-blank range by a Bophuthatswana soldier while a TV crew filmed.
03Terre'Blanche, who ordered the incursion, was murdered by farm workers on his own estate with a panga in 2010.
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01Casartelli died on July 18, 1995, during stage 15 of the Tour — a descent in the Pyrenees.
02The race organisation did not neutralise the stage; riders finished while Casartelli was airlifted, dying, to hospital.
03It was the first Tour fatality since British rider Tom Simpson died on Mont Ventoux in 1967.
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01The tape was recorded September 2005 but sat in NBC archives for eleven years before leaking.
02Billy Bush was fired from the Today show within days; Trump was elected president weeks later.
03Trump called it 'locker room talk' — a phrase that entered political vocabulary as a category of defense.
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01NotPetya had no functional decryption mechanism; it was pure destruction costumed as a ransom demand.
02Shipping giant Maersk lost $300 million and had to reinstall 45,000 PCs and 4,000 servers.
03It spread via a poisoned update to MeDoc, Ukrainian accounting software used by most of the country.