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Cellular networks have improved rapidly over the last few decades. moodboard via Getty Images

What’s cellular about a cellphone?

A professor of wireless communications explains the origins of cellular networks and how they evolved into today’s 5G networks.
While it may be deflating, events like the annual Macy’s Thanksgiving Day Parade are best watched from home this year. Here, the Harold the Fireman balloon lies face down as he readied for the parade on Nov. 27, 2019. Gary Hershorn via Getty Images

While spending holidays at home, here are a dozen more things you can do to help stop COVID-19

Inaction over the next few months could cost tens of thousands of lives. Here are things you should do now to stay safe and to stop the spread of the coronavirus.
This man visited the Soviet embassy in Mexico City while Lee Harvey Oswald was in Mexico in 1963. Officials thought it might be Oswald. Corbis via Getty Images

JFK conspiracy theory is debunked in Mexico 57 years after Kennedy assassination

In 1967 a Mexican reporter told the CIA he had met Lee Harvey Oswald in Mexico City just before the JFK assassination. New research and recently declassified intelligence pokes a hole in his story.
The decline in international enrollment will most likely cause colleges and universities to lose money. Marcus Chung/E+ via Getty Images

US colleges report a 43% decline in new international student enrollment, and not just because of the pandemic

The number of students studying in the United States from other countries has continued to fall during the Trump presidency. An expert explains what that means for US students and the US economy.
Con unas pocas excepciones, los medios declaran al ganador de la carrera presidencial estadounidense la noche de la elección. Pero los medios no tienen la palabra final. ranklin McMahon/CORBIS/Corbis via Getty Images

Así se decide formalmente quién será el nuevo presidente de Estados Unidos

Estados Unidos se diferencia de la mayoría de las otras democracias en que no tiene una comisión electoral independiente para certificar el conteo final de votos.
El botox es ahora el tratamiento cosmético no quirúrgico más popular en Estados Unidos. Jacquelyn Martin/Associated Press

¿Qué es el botox y cuánto puedo ponerme?

¿Sabes qué es y cómo funciona el botox? Te explicamos lo que deberías considerar antes de hacerte un tratamiento.
Republican nominee Gov. Mike Pence and Democratic nominee Sen. Tim Kaine stand after the vice-presidential debate in Farmville, Va., Oct. 4, 2016. Joe Raedle/Pool via AP

A brief history of presidents snubbing their successors – and why the founders favored civility instead

‘Mind your manners’ isn’t just something your mother told you. Manners – and civility – are an essential component of how things get done in government, and the Founding Fathers knew it.