Ancient cultures viewed Milky Way differently
The summer sky is crowned by the most beautiful and mysterious sight the universe has to offer. The glorious Milky Way, a great river...
DCDL to start accepting donations again
One thing that we know people were doing in 2020 was taking a look at the places where they live. The U.S. Census Bureau...
Search for farmhouse worth the wait
Recently, I got to see the room in the house where I was born. I had always been told that I was born in...
History behind US Supreme Court Building
“The Republic endures, and this is the symbol of its faith.”— Justice Charles Evans Hughes,Laying the cornerstone for the Supreme Court Building, 1932“No court...
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 week’s left...
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 elements, hydrogen and...
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...
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,...
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 locations...
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...