Daily True or False
June 30, 2026
10 true or false questions from this day's daily challenge. Click each one to reveal the answer and explanation.
1.Marina Abramović was born in 1946 in Belgrade, which was then part of Yugoslavia.
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Marina Abramović was born in 1946 in Belgrade, which was then part of Yugoslavia.
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Marina Abramović was born on November 30, 1946, in Belgrade, Serbia, then part of Yugoslavia. This is confirmed in official biographies.
2.Utagawa Hiroshige's work was a major influence on the European Impressionist movement.
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Utagawa Hiroshige's work was a major influence on the European Impressionist movement.
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Artists like Vincent van Gogh and Claude Monet admired and collected Hiroshige's prints, and his compositional techniques influenced their work.
3.Alexander Fleming discovered penicillin by accident when a mold contaminated his bacterial cultures.
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Easy
Alexander Fleming discovered penicillin by accident when a mold contaminated his bacterial cultures.
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Fleming returned from vacation in 1928 to find mold (Penicillium notatum) had killed surrounding bacteria—a lucky accident that changed medicine.
4.Camille Pissarro was born in France, near Paris.
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Camille Pissarro was born in France, near Paris.
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Pissarro was born on Saint Thomas in the Danish West Indies. He moved to France as a young man and later became a French citizen.
5.Stick insects are venomous and their bite can cause serious harm to humans.
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Stick insects are venomous and their bite can cause serious harm to humans.
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Stick insects are not venomous and rarely bite. They are herbivorous and harmless to humans. Some species may spray irritants, but that is not venom nor a bite.
6.Joe Perry briefly left Aerosmith in 1979 and was replaced by Jimmy Page.
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Hard
Joe Perry briefly left Aerosmith in 1979 and was replaced by Jimmy Page.
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Joe Perry left in 1979, but was replaced by Jimmy Crespo, not Jimmy Page.
7.Alexander Calder designed the NHL's Calder Memorial Trophy for rookie of the year.
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Hard
Alexander Calder designed the NHL's Calder Memorial Trophy for rookie of the year.
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The Calder Memorial Trophy is named after Frank Calder, the NHL's first president, not the sculptor Alexander Calder.
8.Galileo never actually dropped balls from the Leaning Tower of Pisa to test gravity.
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Galileo never actually dropped balls from the Leaning Tower of Pisa to test gravity.
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The famous experiment is a myth. Historians agree Galileo likely used inclined planes for motion studies, and the tower story was popularized posthumously by his student Viviani without contemporary evidence.
9.Artemisia Gentileschi was a student of the painter Caravaggio.
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Artemisia Gentileschi was a student of the painter Caravaggio.
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Caravaggio died in 1610 when Artemisia was 17; she was influenced by his style but never studied under him. Her teacher was her father, Orazio.
10.Piranha communicate by producing sounds such as barks and croaks.
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Hard
Piranha communicate by producing sounds such as barks and croaks.
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Piranhas produce sounds like barks and croaks by using muscles attached to their swim bladder. These vocalizations are used in aggressive encounters and courtship displays.
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