How does an eraser work?

Erasers help us get rid of our mistakes. The “lead” in the pencil is actually graphite, which is made up of carbon.

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More Columns/Opinion

Columns/Opinion
Triggering Big Tech’s banishment to news blacklist
learned last week from a Silicon Valley whistleblower, who spoke with the intrepid investigative team at Project Veritas, that my namesake news and opinion website is on a Google blacklist.
August 22, 2019 - 7:00 am
Columns/Opinion
No, there will be no infrastructure plan for now
Democrats running for president are vowing to bring high-speed internet to rural America.
August 21, 2019 - 7:24 am
Columns/Opinion
Lessons for young and dumb about socialism: Never
President Trump has repeatedly promised, America will never be a socialist country.
August 20, 2019 - 7:35 am
Columns/Opinion
Better government through AI
Patrick A. McLaughlin and Tyler Richards Tribune News Service The National Institute for Standards and Technology just delivered a final plan to the White House for developing artificial intelligence standards for the private sector, in order to maintain and strengthen Americas leadership in AI.
August 20, 2019 - 7:33 am