A deadly car bomb at a Bogotá police academy claimed by Colombia’s National Liberation Army, or ELN, is the latest sign that Colombia’s civil war is not over. President Ivan Duque called the January attack, which killed 21 military personnel and wounded 68, a “crazy terrorist act.”

The leftist ELN became...

Russia’s successful interference in the 2016 U.S. presidential election may inspire other countries to do the same.

These other countries don’t look threatening. They look like democracies. But they’re not.

They’re...

The fax machine is a symbol of obsolete technology long superseded by computer networks – but faxing is actually growing in popularity.

Four years ago, I wrote a history of 160 years of faxing, saying my book covered “the rise and fall of the fax machine.” The end I...

The periodic table merges scientific inquiry, international politics, hero worship, desires for structure and desires for credit.

Formally, the modern periodic table is a systematic arrangement of the known chemical elements. The table is organized in an orderly way that shows the...

Editor’s note: In his second State of the Union address, President Donald Trump ranged from generous to combative, eloquent to blunt. He unexpectedly complimented the wave of recently elected Democratic women in the House, and they responded by applauding for themselves. And he spent a lot of time on a his favorite topic: immigration and the...

Virginia Gov. Ralph Northam is facing a controversy after a photograph surfaced from his medical school yearbook showing one person in blackface and another wearing a Ku Klux Klan hood. The media alleged the governor was the one in...

Blockchain technology isn’t as widely used as it could be, largely because blockchain users don’t trust each other, as research shows. Business leaders and regular people are also slow to adopt blockchain-based systems...

Protesters wearing reflective safety vests have unsettled France for months, halting traffic, chanting slogans and at times clashing violently with police.

Promises by President Emmanuel Macron to raise worker pay and cut taxes have not quelled the French...

Twelve patients who tried injections of stem cells were hospitalized with infections, according to a report in The New York Times that should cause patients concern. More important is that they should investigate stem...

Several years ago, MapQuest directed me on a 10-hour drive to visit my father in a Florida hospital. Complications from diabetes, including blindness, kidney failure, congestive heart failure, and a...