HomeDaily TriviaJuly 22, 2026
📅 Daily Quiz

Daily True or False
July 22, 2026

10 true or false questions from this day's daily challenge. Click each one to reveal the answer and explanation.

1.

The first modern Olympics included a cycling race that lasted over 12 hours.

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Hard
✗ FALSE

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.

2.

Hammerhead sharks give birth to live young rather than laying eggs.

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Medium
✓ TRUE

Hammerhead sharks are viviparous; embryos develop inside the mother and are born live. This is a common reproductive method among many shark species.

3.

Hammerhead sharks can survive in freshwater environments for extended periods.

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Medium
✗ FALSE

Hammerhead sharks are strictly marine and cannot tolerate freshwater. Only a few shark species, like the bull shark, can survive in rivers and lakes.

4.

Max Ernst was born in Zurich, Switzerland, and grew up there.

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Easy
✗ FALSE

Max Ernst was born in Brühl, near Cologne, Germany, on April 2, 1891. He spent his childhood in Germany, not Switzerland.

5.

The center of a black hole is a point of infinite density called a singularity.

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Medium
✓ TRUE

General relativity predicts a singularity at the core where density and gravity become infinite, though quantum effects may alter this.

6.

Pablo Picasso was born in the city of Málaga, Spain, in the year 1881.

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Easy
✓ TRUE

Picasso was born on October 25, 1881, in Málaga, Spain, to an artist father. He later moved to France.

7.

Robots were used in the Chernobyl cleanup, but many failed due to high radiation; human 'liquidators' performed much of the work.

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Medium
✓ TRUE

Soviet remote-controlled robots suffered electronics failures from radiation, so thousands of human 'liquidators' cleaned the reactor roof and other areas in short, intense shifts.

8.

Sushi rolls were invented in the United States, not Japan.

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Hard
✗ FALSE

Traditional sushi rolls (maki) with nori on the outside originated in Japan centuries ago. The inside-out roll (uramaki), such as the California roll, was invented in Los Angeles in the 1970s.

9.

Tarantulas have urticating hairs that they can flick at predators.

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Medium
✗ FALSE

Only New World tarantulas possess urticating hairs; Old World species lack them, relying on other defenses. Therefore, the blanket statement that all tarantulas have these hairs is incorrect.

10.

Hammerhead sharks have a specialized sensory system that can detect the heartbeat of prey buried in sand.

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Hard
✓ TRUE

Hammerhead sharks possess ampullae of Lorenzini, electroreceptors that sense electric fields—including the faint heartbeat of hidden prey like stingrays.

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