★Humans are the only animals that blush.★The world's oldest known recipe is for beer.★Tigers have striped skin, not just striped fur.★Cows have regional accents, they moo differently in different areas.★The smell of freshly cut grass is actually a plant distress signal.★It is physically impossible to hum while holding your nose.★A group of pandas is called an embarrassment.★In Switzerland it is illegal to own just one guinea pig.★Dragonflies have been around for about 300 million years.★The Eiffel Tower can grow up to 6 inches taller during summer.★Peanuts aren't nuts, they are legumes.★You can hear a blue whale's heartbeat from more than two miles away.★The shortest commercial flight in the world lasts just 57 seconds.★Scotland's national animal is the unicorn.★The moon has moonquakes.★Honey never spoils. Archaeologists found 3000-year-old honey in Egyptian tombs that was still edible.★The smell of rain has a name: petrichor.★A cloud can weigh more than a million pounds.★Banging your head against a wall for one hour burns 150 calories.★There are more than 1,000 chemicals in a cup of coffee.
★Humans are the only animals that blush.★The world's oldest known recipe is for beer.★Tigers have striped skin, not just striped fur.★Cows have regional accents, they moo differently in different areas.★The smell of freshly cut grass is actually a plant distress signal.★It is physically impossible to hum while holding your nose.★A group of pandas is called an embarrassment.★In Switzerland it is illegal to own just one guinea pig.★Dragonflies have been around for about 300 million years.★The Eiffel Tower can grow up to 6 inches taller during summer.★Peanuts aren't nuts, they are legumes.★You can hear a blue whale's heartbeat from more than two miles away.★The shortest commercial flight in the world lasts just 57 seconds.★Scotland's national animal is the unicorn.★The moon has moonquakes.★Honey never spoils. Archaeologists found 3000-year-old honey in Egyptian tombs that was still edible.★The smell of rain has a name: petrichor.★A cloud can weigh more than a million pounds.★Banging your head against a wall for one hour burns 150 calories.★There are more than 1,000 chemicals in a cup of coffee.