| HALLEY'S COMET IN HISTORY |  
   
 
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    | To identify the nature of a person's illness | 
    (Alex: Less than a minute now.)
  diagnose
 
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    | In 2019 Germany announced it would phase out power plants that use this fossil fuel | 
    coal
 
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    | 3 inches in diameter, 108 double stitches | 
    a baseball
 
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    | Hamburger U.'s main campus is a sprawling Illinois facility that trains this company's employees | 
    [The end-of-round signal sounds.]
  McDonald's
 
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    | The name of this city near Los Angeles is from the German for "home" on the Santa "Ana" River | 
    Anaheim
 
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    | It's been speculated that Halley's Comet in 12 B.C. was this star from Matthew 2:2 | 
    the Star of Bethlehem (the star that the Magi followed accepted)
 
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    | It can mean to work jointly on a scientific activity; or in wartime, to cooperate traitorously with an enemy | 
    collaborate
 
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    | Airborne wind energy systems use drones or these tethered playthings like the diamond or sled kind | 
    a kite
 
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    | Long axis 11 to 11 1/4 inches, inflated to (important!) at least 12.5 pounds per square inch | 
    a football
 
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    | The first hamburger chain in the U.S. was this one that sounds like it could've benefitted from a moat | 
    White Castle
 
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    | AKA "The Rock", this island is a prime stop on your San Francisco tour schedule | 
    Alcatraz
 
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    | When the comet showed up in 451, it added to the "Scourge of God" reputation for this invader of Europe | 
    Attila the Hun
 
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    | It can mean to present the way something works, or to publicly protest | 
    demonstrate
 
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    | Proceeds from this Ben & Jerry's flavor inspired by a Vermont band benefit environmental causes | 
    Phish Food
 
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    | Wilson makes the official AVP one | 
    a volleyball
 
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    | Not seen on In-N-Out's drive-thru menu is the "Protein Style" burger, which uses this instead of a bun | 
    lettuce
 
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    | This street intersects with Haight Street to create the name of a San Francisco neighborhood | 
    Ashbury
 
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    | A probe designed to study Halley's Comet was one of the many casualties of this 1986 space program disaster | 
    the Challenger disaster
 
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    | Samuel Taylor Coleridge defended this then-new verb, saying that to "render intense" just didn't work | 
    intensify
 
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    | Worried about pollution, in 2019 residents of Toledo, Ohio voted to give personhood status to this lake | 
    Erie
 
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    | The yellow ones were introduced for TV in 1972 | 
    tennis balls
 
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    | Hamburger is sometimes turned into this kind of "steak", as in the name of a British city | 
    Salisbury
 
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    | This Spanish word refers to a deep gully & precedes "Grande" in the name of a cute village on the Central Coast | 
    Arroyo
 
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    | This author can't have been surprised to die April 21, 1910, the day after Halley's Comet reached perihelion | 
    (Jason: Man! Um...who is [**]?) (Alex: [*] [**], yes!) (Jason: Whoa!) (Alex: "I came in with Halley's Comet--") (Jason: [With a look of epiphany] Ahh!) (Alex: "--I'm going out with Halley's Comet".)
  (Mark) Twain
 
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    | This 4-letter verb means "to beget"; use it as a noun when addressing a king | 
    sire
 
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    | Preserving outdoor America is the goal of the league named for this author of "The Compleat Angler" | 
    (Izaak) Walton
 
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    | Babe Ruth worked out--yes he did!--with one of these | 
    a medicine ball
 
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    | The FleurBurger 5000 is a $5,000 burger with black truffles & foie gras, made from wagyu, a type of beef originally from this country | 
    Japan
 
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    | It's paired with Oakland in the name of a coliseum in the Bay Area | 
    Alameda
 
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