When Were Log Cabins Invented?

Answer The first log cabins were probably built around 1638 in what is known today as Wilmington, Delaware. Historians have credited the Swedes and Finns with building them after their landing at The Rock... Read More »

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When were cell phones invented&who were they made by?

Martin Cooper invented the cell phone in 1973, and Motorola was its maker. The phone was much bigger and heavier than today's models. Called the DynaTAC, the phone did not go one sale until 10 year... Read More »

When were gravestones invented?

Archeologists have discovered that the use of gravestones or headstones dates back to between 20,000 and 75,000 years ago. Neanderthal graves have been discovered that used stacked rocks or fieldst... Read More »

When were sandbags invented?

No one knows the exact origins of the making of sandbags, but rumor has it that they have been around for at least a century; likely much longer. Sandbags have traditionally been used to build fort... Read More »

When were bandaids invented?

The Band-Aid was invented in 1920 by Earle Dickson, an employee of Johnson & Johnson.