Ray Petelin

6 days ago | cbsnews.com | Ray Petelin

A deck of cards may not seem special, and a deck really isn't special until you give it a good shuffle. That is where a deck becomes very special! Mixing up those cards can lead to something really special...an order of cards no one has ever seen before and may never see again! However, by looking at 52 cards, it does not seem like there would be that many combinations to call a particular order "rare" or "special," though.

2 weeks ago | cbsnews.com | Ray Petelin

A unique look at the way we measure | Hey Ray When it comes to measuring things, there are some odd units of measurement out there. While measuring in feet is standard, there are many weirder ways to measure.   Did you know a hand is a unit of measure? That is four inches, and how you measure a horse. A horse is also a measurement. That is eight feet! Where are you going to put that horse? In a barn, which is also a unit of measurement in nuclear physics.

3 weeks ago | cbsnews.com | Ray Petelin

KDKA-TV Afternoon Forecast (4/24) The moon, Saturn and Venus will create a rare smiley face in the sky later this week. Sometimes things line up in fun ways. That is set to happen early Friday morning in the night sky as the moon, Venus and Saturn will line up to create what will look like a smiley face.   Venus and Saturn will be in just the correct spot in their revolution around the sun to match up with the waning crescent moon, making the smiley face appear.

3 weeks ago | cbsnews.com | Ray Petelin

Esplanade developers face challenges building on brownfield With an industrial history like Pittsburgh's, it can be a challenge to build for the future. The riverfront site of the proposed Esplanade on the North Side is a brownfield — a piece of land contaminated by former industry.  Pittsburgh is no stranger to brownfield development; places like Hazelwood Green and the Southside Works are both former brownfields.

1 month ago | cbsnews.com | Ray Petelin

Hey Ray: Lightning can strike in the same place twice We have another question to answer, Pat D. in Pittsburgh asks, "I have heard the saying that lightning never strikes the same place twice. How true is that, because I think it does?"Well Pat, you are right!  Lightning can and does strike in the same place twice.