A polygraph is a type of this device, used to determine if someone's telling the truth
a lie detector
This continent is home to both the llama and the ai, a type of sloth
South America
A word or phrase that reads the same forwards and backwards is called this
palindrome
Your bike's dynamo is a type of this: it produces electricity
generator
In Haus der Informatik, there are this many ways (staircases/elevators) to get from ground level to the third floor
7 (3 staircases, 4 elevators)
In 1900, Karl Pearson invented this test featuring a Greek letter to tell you if your hypothesis is trustworthy
chi-squared (χ2)
The logo for this human rights organization shows a candle wrapped in barbed wire
Amnesty International
This language variety used to be spoken in Hamburg and the rest of the north, but has been losing active speakers
Low German
This device might warn you of dangerous radiation with a clicking sound
Geiger counter
Towards Eimsbüttel, Bundesstraße crosses this canal
Isebekkanal
Anti-trust legislation is designed to prevent these six-letter groups, where companies conspire to rig prices
cartel
Singer Kelly Clarkson rose to fame as the winner of the first season of this talent show
American Idol
This stone, found in 1799, helped decipher the hieroglyphic script
the Rosetta stone
GPS is owned by this youngest branch of the US Military
the Space Force
Bundesstraße B56 (the federal highway) crosses the Rhine in this former West German capital
Bonn
Elsewhere called a board of directors, a university may have a board of these
trustees
The Brenner pass crosses the alps of Tyrol, connecting these two countries
Austria & Italy
This language, spoken in northern Spain, is a linguistic isolate: it has no known relatives
Basque
China's Four Great Inventions include the compass, papermaking, printing and this explosive one
gunpowder
In the basement of this Bundesstraße building, you can see a pterodactyl fossil
Geomatikum
Fact-checking website Politifact has this label for especially egregious unthruths; it rhymes with Liar, liar, ...
Pants on Fire
The TLD .ai belongs to this British overseas territory, for whom domain registration income now makes up nearly half of GDP
Anguilla
Finnish has fifteen of these, including the partitive, translative and ablative
Noun cases
This nifty invention tells your smartphone which way it's tilted
gyroscope
This artist had his first #1 hit in 1956, his name also contains the Roman numerals for 56
Elvis Presley