Past minutes

What do many animals in the deep ocean make for themselves?

How can a sea star eat prey larger than its mouth?

Why can fire help giant sequoias reproduce?

Where is the world's largest waterfall?

By what year is teaching known to have existed at Oxford?

What mythical creature is Scotland's national animal?

Which continent is the driest on Earth despite being covered in ice?

What animal is known for producing cube-shaped droppings?

What lunar phenomenon did seismometers deployed by Apollo astronauts detect?

Lightning can heat the surrounding air to approximately what temperature?

What is the smallest bone in the human body?

What everyday object inspired Cambridge researchers to build an early networked camera system?

What is the longest mountain range on Earth?

What are the only mammals capable of true powered flight?

What pigments in a flamingo's diet help turn its feathers pink?

Which birds are uniquely able to fly backward?

What did Nintendo's founder begin manufacturing in 1889?

In what year did the United States introduce the five-digit ZIP Code?

What product became the first item scanned with a UPC at a supermarket checkout?

What causes the Eiffel Tower to become slightly taller in warm weather?

Which president signed the Social Security Act into law in 1935?

What color typically appears around the Sun during a Martian sunset?

How many water jumps are included in a standard 3,000-meter steeplechase?

Which Great Lake lies entirely within the United States?

Whose bequest supplied the funds used to establish the Smithsonian Institution?

Which character fronts America's longest-running public-service advertising campaign?

Which marine mammal may live for more than 200 years?

Which decoration did George Washington establish in 1782 and was later revived as the Purple Heart?

Which voting barrier did the Voting Rights Act of 1965 outlaw?

What is the official marathon distance?

What was the original mission of the cutters that became the earliest predecessor of the U.S. Coast Guard?

Which vessel became the first to reach the geographic North Pole?

Why is potassium represented by the chemical symbol K?

Which animal is the largest known to have ever lived?

Which Apollo mission was the first to use a lunar rover?

Which former U.S. president received Medicare card number one in 1965?

Which federal aeronautics organization became the foundation for NASA in 1958?

How many hearts does an octopus have?

What color is a polar bear's skin beneath its fur?

What is the grooved edge found on many U.S. dimes and quarters called?

Which mammal is covered in overlapping scales and curls into a ball when threatened?

Which Shoshone woman appears on the golden U.S. dollar coin first issued in 2000?

Which country has more surviving ancient pyramids than Egypt?

What was the name of the Lockheed Vega airplane Wiley Post flew around the world solo in 1933?

Which Tennessee teacher was convicted in 1925 for teaching evolution in the trial often nicknamed the Monkey Trial?

Which city hosted the first International Special Olympics Summer Games on July 20, 1968?

Which 1848 gathering in New York is widely remembered as the first women's rights convention in the United States?

What document served as the United States' first constitution before the current Constitution took effect?

Which theme park opened in Anaheim, California, on July 17, 1955, after Walt Disney dedicated it on live television?

Which Apollo mission launched on July 16, 1969, and became the first to land humans on the Moon?

Which scale rates hurricanes from Category 1 to Category 5 based only on maximum sustained wind speed?

Which Paris fortress-prison was stormed on July 14, 1789, becoming a symbol of the French Revolution?

In Yosemite National Park, what is the name of the iconic granite formation that rises more than 3,000 feet above its meadow?

Which powerful Atlantic current carries warm water northward along the eastern U.S. coast and toward Europe?

What was the name of the first artificial satellite, launched by the Soviet Union in 1957?

Which NASA space telescope, launched aboard Space Shuttle Discovery in 1990, is still observing the universe from Earth orbit?

Which beloved toy line, introduced in 1983, combined action figures with vehicles and a cartoon to tell the story of heroes battling Cobra?

What does the "QR" in QR code stand for?

Who is most famously associated with the phrase "taxation without representation is tyranny"?

What is the boundary around a black hole beyond which nothing, not even light, can escape?

Which amendment to the U.S. Constitution abolished slavery?

What was the name of the toy introduced in 1964 that used a handheld drawing screen you could erase by shaking?

What name is given to the 1908 Siberian explosion that flattened forests without leaving a large impact crater?

What was the name of the handheld electronic game released by Nintendo in 1989 that became the best-selling portable console of its era?

Which ancient civilization built Machu Picchu, the citadel perched high in the Andes Mountains of Peru?

What was the name of the portable cassette player that Sony discontinued in 2010 after selling over 200 million units worldwide?

In baseball, what is the term for a game in which a pitcher allows no hits from the opposing team?

Which classic board game, first sold in 1935, was originally designed to demonstrate the dangers of monopolies and land ownership concentration?

What is the diameter of a standard basketball hoop in inches?

Which country is home to the world's largest coral reef system?

Which common household spice was once so valuable it was used as currency and rent payments in medieval Europe?

Which iconic children's TV show, first airing in 1969, was the first to use a detailed educational curriculum developed by researchers to guide every episode?

Which planet in our solar system has the strongest magnetic field?

How many years passed between the end of slavery in Texas (June 19, 1865) and the recognition of Juneteenth as a federal holiday?

Which U.S. national park, located in Maine, is home to the first place sunlight hits the United States each morning from October through March?

Which country has a national flag that is not rectangular — it's made of two stacked triangles?

What is the term for the total value of all finished goods and services produced within a country's borders in a specific time period?

What is the loudest animal on Earth relative to its body size?

What was the name of the first commercially successful home video game console released in the early 1970s?

Which U.S. president issued the Emancipation Proclamation during the Civil War?

Which element is the most abundant metal in the Earth's crust?

Which planet in our solar system has the strongest magnetic field?

Which 1980s children's toy line featured small, scented plastic dolls whose names were based on different types of berries?

In basketball, what is the name of the shot taken from beyond the arc, worth three points instead of two?

Which 1990s toy let kids project drawings onto a wall by tracing images on a light-up screen?

Which planet in our solar system has the longest day, taking about 243 Earth days to complete one rotation?

Which iconic 1960s TV show was the first to feature an African American woman in a leading role?

Which animal is known for having the ability to survive being frozen solid and then thawing out alive?

Which fruit contains an enzyme that can break down proteins so effectively it’s used as a meat tenderizer?

In golf, what term describes a score of three under par on a single hole?

How many rings does Uranus have?

Which South American country is the largest by land area and shares a border with every other country on the continent except two?

Which 1980s toy line featured action figures with names like He-Man and Skeletor battling for control of Castle Grayskull?

During the construction of the Panama Canal, the United States took over the project after which country abandoned its own attempt?

What is the Great Red Spot on Jupiter?

Which classic video game character was originally named 'Jumpman' before becoming a cultural icon?

Which part of the human body continues to grow throughout a person's entire life?

The Declaration of Independence was adopted on July 4, 1776 — but how many delegates actually signed it on that date?

Which ocean covers more area than all of Earth's land combined?

What is the name of the famous trail that stretches over 2,000 miles from Georgia to Maine in the United States?