How long it took to develop 13 vaccines in history

Tech Insider
Coronavirus vaccine
A pharmacist prepares the Pfizer-BioNTech vaccine.

Jessica Hill/AP Photo

A breakdown of gun terminology to help you in discussions on mass shootings and debates over gun control

Tech Insider : Politics
AR 15
AR-15 rifles for sale at the Guntoberfest gun show in Oaks, Pennsylvania.

Joshua Roberts/Reuters

What Queen Elizabeth's relationship was like with every US president, from Truman to Biden

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Queen Elizabeth II visits Hull
Queen Elizabeth II, pictured on a visit to Hull last month.

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How Nancy Pelosi went from San Francisco housewife to the most powerful woman in US politics

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House Speaker Nancy Pelosi, Democrat from California..
House Speaker Nancy Pelosi.

Kent Nishimura / Los Angeles Times via Getty Images

The height differences between all the US presidents and first ladies

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George Washington stood at a towering 6-foot-2 compared to his wife Martha's height of 5 feet.

Shayanne Gal/Business Insider

Inside the marriage of Elaine Chao and Mitch McConnell, a political power couple who met later in life

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Mitch McConnell and Elaine Chao.

Timothy D. Easley/AP Images

Inside the 22-year marriage of Kellyanne and George Conway, who are now getting a divorce

Tech Insider : Politics
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White House Counselor Kellyanne Conway and her husband George Conway arrive for a candlelight dinner at Union Station on the eve of the Inauguration in DC on January 19, 2017.

REUTERS/Joshua Roberts

31 photos of the most adorable dogs to live in the White House

Tech Insider : Politics
President Joe Biden pets Champ in the Oval Office in February 2021.
President Joe Biden pets the Biden family dog Champ in the Oval Office in February 2021.

White House/Adam Schultz

How North Korean leader Kim Jong Un became one of the world's most feared dictators

Tech Insider : Politics
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North Korean leader Kim Jong Un greets a women's subunit during a rocket launching drill.

Reuters/KCNA KCNA

Photos show the horrors of Auschwitz, the largest and deadliest Nazi concentration camp, 78 years after its liberation

Tech Insider : Politics
view of auschwitz II
An aerial view of the Auschwitz II-Birkenau extermination camp on December 19, 2019 in Oswiecim, Poland.

Christopher Furlong/Getty Images

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