Daily Trivia Quiz - Day 95 (2026-01-13)

Question 1

In 1913, the US Postal Service introduced Parcel Post, leading to a brief, dangerous period where people mailed what?

Accepted Answer

Children

Question 2

Steel is much heavier than water, yet huge steel cruise ships float easily. What physical principle explains this?

Accepted Answer

They displace water equal to their weight

Question 3

In the age of exploration, sailors often died of scurvy. Captain James Cook solved this by forcing his crew to eat which fermented food?

Accepted Answer

Sauerkraut

Question 4

In 1518, a 'plague' in Strasbourg caused hundreds of people to do this non-stop for days until they collapsed from exhaustion or died.

Accepted Answer

Dance

Question 5

Before modern electricity, lighthouses used a special 'stepped' lens invented by Augustin-Jean Fresnel that could magnify a small flame's light to be visible for how many miles?

Accepted Answer

Over 20 miles

Question 6

During the Industrial Revolution, a specific moth species rapidly changed color from light to dark because pollution killed the lichen they used for camouflage. Which insect is this?

Accepted Answer

Peppered Moth

Question 7

In St. Paul's Cathedral, a construction quirk allows you to hear a whisper from across the dome clearly, even if you can't hear normal talking. What is this phenomenon called?

Accepted Answer

Whispering Gallery

Question 8

A tragic event in 1964, where witnesses supposedly ignored a crime thinking "someone else will help," led sociologists to identify this psychological phenomenon. What is it?

Accepted Answer

The Bystander Effect

Question 9

The reliability of body measurements for identification collapsed when two unrelated prisoners were found to have the exact same name and nearly identical measurements, forcing prisons to switch to what system?

Accepted Answer

Fingerprinting

Question 10

Queen Elizabeth I and many others used a white face makeup called "Venetian Ceruse" to hide blemishes, not realizing it was slowly poisoning them with what toxic metal?

Accepted Answer

Lead