What food was once considered poisonous for 200 years?

What everyday item was originally invented to remove wrinkles from fabric?

What percentage of Antarctica is actually desert?

Which everyday kitchen appliance was banned in several countries when first invented?

What did the ancient Romans use as mouthwash that we would find disgusting today?

How much would a 150-pound person weigh on Jupiter?

Who invented the modern paper clip design still used today?

How many times does a hummingbird's heart beat per minute during flight?

What common food ingredient was once more valuable than gold?

What mammal can hold its breath underwater for up to 2 hours?