Final version of historic US document

Final version of historic US document

Editor’s note: This is part two of a three-part series on the Declaration of Independence. This week’s column picks up where last weekR...

July 15th, 2021 |  


Astronomers are to thank for discovery of helium

Astronomers are to thank for discovery of helium

Scientists and balloon enthusiasts are beginning to worry about a possible shortage of helium. That concern is strangely ironic.The two simplest eleme...

July 13th, 2021 |  


Back on road to De-mask-us

Back on road to De-mask-us

The ancient Jewish city Damascus, capital of modern Syria, is the oldest capital in the world. It also is the fourth holiest city in Islam. And itR...

July 9th, 2021 |  



How Declaration of Independence came to be

How Declaration of Independence came to be

Editor’s note: This is part one of a three-part series on the Declaration of Independence.On June 7, 1776, Richard Henry Lee introduced into the...

July 8th, 2021 |  


Love of planetary nebula led to M27 nickname

Love of planetary nebula led to M27 nickname

Back in my graduate-student days (a long, long time ago), I was not a very attentive student. Perkins Observatory was mainly, but not entirely, to bla...

July 6th, 2021 |  


National Book Festival celebrating milestone

National Book Festival celebrating milestone

Happy Independence Day! I hope you and your loved ones have a safe and enjoyable celebration this weekend. All Delaware County District Library locati...

July 3rd, 2021 updated: July 6th, 2021. |  


Lead up to Declaration of Independence

Lead up to Declaration of Independence

From 1774 to 1789, the Continental Congress served as the government of the 13 American colonies and later the United States. The First Continental Co...

July 1st, 2021 |  


Living life in the in-between

Living life in the in-between

We think of “no man’s land” as a place that’s unsteady, unreliable and even dangerous. We doubt we can cross it safely. The un...

June 26th, 2021 |  


Importance of bridges in daily life

Importance of bridges in daily life

I have been thinking about bridges lately. Have you ever just sat and thought about the purpose of a bridge? It’s most obvious purpose is to con...

June 25th, 2021 |  


Dispute resolution gives families options

Dispute resolution gives families options

When most people think about court, they immediately picture a courtroom trial. While this is certainly an important function of any court, it is not ...

June 25th, 2021 |