Daily True or False
July 27, 2026
10 true or false questions from this day's daily challenge. Click each one to reveal the answer and explanation.
1.Saltwater crocodile's bite force was measured at 16,460 newtons in a 2012 study.
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Hard
Saltwater crocodile's bite force was measured at 16,460 newtons in a 2012 study.
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Dr. Gregory Erickson's 2012 study recorded the highest bite force of any living animal from a Saltwater crocodile at 16,460 newtons.
2.Some tarantula species can live entirely underwater.
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Hard
Some tarantula species can live entirely underwater.
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Tarantulas are terrestrial and cannot breathe underwater. There are aquatic spiders like the diving bell spider, but no tarantula species lives submerged.
3.John Singer Sargent won the Nobel Prize in Literature in 1925.
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Medium
John Singer Sargent won the Nobel Prize in Literature in 1925.
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John Singer Sargent was a painter, not a writer. The Nobel Prize in Literature in 1925 was awarded to George Bernard Shaw. Sargent never won any Nobel Prize.
4.Hammerhead sharks use their heads to pin stingrays against the seafloor before eating them.
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Hard
Hammerhead sharks use their heads to pin stingrays against the seafloor before eating them.
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Hammerhead sharks have a wide cephalofoil that they use to pin stingrays down, immobilizing them. This is a documented hunting technique observed in several species.
5.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.
6.In 2016, a stick insect set the record for the longest insect ever measured.
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Hard
In 2016, a stick insect set the record for the longest insect ever measured.
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A stick insect species, Phryganistria chinensis, was discovered in China. It measured 24.5 inches (62.4 cm) long, making it the longest insect on record.
7.Norman Rockwell received the Presidential Medal of Freedom in 1977.
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Medium
Norman Rockwell received the Presidential Medal of Freedom in 1977.
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President Gerald Ford awarded Norman Rockwell the Presidential Medal of Freedom in 1977, recognizing his contributions to American art and culture.
8.The first modern Olympics included a cycling race that lasted over 12 hours.
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Hard
The first modern Olympics included a cycling race that lasted over 12 hours.
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No cycling race lasted that long. The longest cycling event in 1896 was the 100 km race, which took about 3.5 hours. The 12-hour myth likely stems from early endurance events.
9.Saltwater crocodile has a venomous bite that can paralyze its prey.
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Easy
Saltwater crocodile has a venomous bite that can paralyze its prey.
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Saltwater crocodile has no venom glands. Its bite relies on immense crushing force, not toxins, to subdue prey.
10.Paul Cézanne achieved great commercial success and fame during his lifetime.
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Medium
Paul Cézanne achieved great commercial success and fame during his lifetime.
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Paul Cézanne was largely misunderstood and his work was rejected by the public and critics; fame and success came only after his death in 1906.
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