To Join In The Fun... Dr. Knowledge is on KDKA AM 1020 Saturday midnights into Sunday morning and Sunday midnights into Monday morningto 3:00 AM. Call 412-333-KDKA (412-333-5352) to be a part of the show. To listen live, click "Listen Online" at the top of this page!
Ask Dr. Knowledge
If you have a question, send it to Dr. Knowledge by using the form below. He'll either ask it on KDKA, or send you the answer. You can always write to him: Dr. Knowledge, KDKA Radio, One Gateway Center, Pittsburgh, PA 15222.
Get Dr. Knowledge all week long!
The weekly Dr. Knowledge Newsletter has so many wonderful stories that give you the news behind the news -- plus many fascinating stories that make you a great conversationalist at home, at work, at parties or anywhere your friends may gather. It's full of intriguing stories that give you enjoyable reading for yourself, too!
Subscribers keep telling Dr. Knowledge how much they learn, how much they enjoy and how much they look forward to his newsletter each week.
With an annual subscription, you get a special 10 percent discount and a free Dr. Knowledge book. Or you can start with a 13-week subscription. To get started, call 1-800-NUTSHELL or click here.
The weekly Dr. Knowledge Newsletter makes a wonderful gift for birthdays, anniversaries, graduations, holidays -- or yourself!
Fascinating Facts
- Barack Obama, at age 47, is the fifth-youngest U.S. president of all time. The presidents inaugurated at a younger age than Obama were Teddy Roosevelt at 42, John Kennedy at 43, Bill Clinton at 46 and Ulysses Grant at 46.
- Exactly one-half of all U.S. states—25 of the 50—got their names from American Indian words.
- Heinz buys more lycopene-rich tomatoes than any other company in the world—over two million TONS a year—for all their tomato-based products.
- Heinz makes over one BILLION bottles of ketchup every year.
Have a question that you'd like to ask Dr. Knowledge? Just send him an email
by using the form below.
Latest Audio
The Hot Dog's Humble Beginings
Sausages have been around since ancient times, but it was in recent history that someone thought to put it on a bun. Dr Knowledge takes a bite out of history to bring you this "Knowledge Minute."
A Tie for President?
With all that goes into a presidential election, there couldn't possibly be a tie, right? Dr Knowledge leaves no haging chads when he explains how it could happen in this "Knowledge Minute."
The Origin of the Pretzel
You probably figured that pretzels were invented in a Bavarian bakery in Germany, right? Dr Knowledge says there's a twist in the story of how pretzels came to be, and it looks like there was some divine intervention, in this "Knowledge Minute."
The Amazing Mr Roosevelt (Mark, that is)
With a last name like Roosevelt, Pittsburgh Schools Superintendent Mark Roosevelt must be related to some famous Roosevelt, right? Dr Knowledge has the answer on Mrk Roosevelt's lineage in this "Knowledge Minute."
A State That's Not a State
Did you know that there was a state that existed between North Carolina and Tennesee? It's true, and Dr. Knowledge has more in this "Knowledge Minute."
The Elephant and the Donkey
We all know that the GOP's symbol is the elephant, and the Democrats have the donkey- but why? Dr Knowledge knows why, and he explains in this "Knowledge Minute..."
Origin of OK
Many times, the origin of a word or phrase we use everyday is forgetten. Luckily, we have Dr Knowledge to set us right as he looks at the origins of "OK" in this "Knowledge Minute..."
Can A Prisoner Be President?
If you want to be president, but you're in prison, you can't run, right? Seems like it would make sense, but as Dr Knowledge explains, it can and has happened, in this "Knowledge Minute..."
Women On US Money
American currency is filled with Founding Fathers, but what about women? Dr Knowledge has some feminine facts on women on our money, in this "Knowledge Minute."
Stars and Stripes Explained
During the Civil War, there was talk of removing the stars that corresponded to the states that seceded from the union. Dr Knowledge talks about that, as well as the origin of the U.S. flag, in this "Knowledge Minute."
Origin of the Hot Dog
Sausages have been around since ancient times, but it was in recent history that someone thought to put it on a bun. Dr Knowledge takes a bite out of history to bring you this "Knowledge Minute."
More Than One US President in the Same Year?
We elect our presidents every four years, so you would think that there would only be one president in any given year. Not so, says Dr Knowledge, and he says we've had 3 presidents in the same year-- and it's happened twice in US hsitory. Hear the details
Presidents Who Ran For Other Offices
You would think that being president of the United States would be enough for anyone, but surprisingly, some presidents ran for other offices after leaving the presidency. Dr Knowledge has presidential ambitions to answer this "Knowledge Minute."
18 Hole Golf Courses Explained
Ever been on a golf course and wondered why there's 18 holes. Why not 4, or 9, or 42? Dr Knowledge hits a hole-in-one as he explains why we go 18 holes in this "Knowledge Minute."
The Camp David Story
You always hear about Camp David, the special retreat for US presidents, but you may not know how it got its name. Dr Knowledge doesn't rest on his laurels for this "Knowledge Minute."
The Youngest US President
Our youngest president may not be the one you're thinking of. Dr Knowledge may surprise you in this "Knowledge Minute."
The 10 Most Populous Cities
At over 6 billion, the Earth is filled with a lot of people, and many of them are in metropolitan areas. Dr Knowledge has the list of the ten most populous cities, and he's managed to squeeze them all in in this "Knowledge Minute."
The Coldest Days Ever
During the begining of February 2007, Pittsburgh saw single digit temperature days. While this frigid weather may have seemed the coldest ever, Dr Knowledge gives us the cold hard facts on the coldest days ever in this "Knowledge Minute."
The Oldest Living Creature
Emma Tillman was the oldest living person at 114 when she died February 4, 2007. Despite this amazing feat, Dr Knowledge says Ms Tillman didn't even come close to the oldest living creature, as he answers an age old question in this "Knowledge Minute."
Happy Birthday By Who?
There's a few things you probably don't know about the song "Happy Birthday to You." Dr Knowledge blows out the candles and makes a wish in this "Knowledge Minute."
