Today smallpox can only be found in deep freeze inside a few highly secured laboratories, like this one at the CDC in 1980.
The smallpox virus appears to have been with humanity for millennia before a global vaccination drive wiped it out. Current genome research suggests how smallpox spread and where it came from.
Corporate boards with women on them are more likely to recall dangerous products.
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After firms add more women to their board, dangerous medical products are recalled more quickly.
Los actores Jason Alexander (George), Jerry Seinfeld (Jerry), Michael Richards (Kramer) y Julia Louis-Dreyfus (Elaine) entre las rejas en una escena de los últimos días de rodaje del último episodio de la serie Seinfeld en Studio City, California, el 3 de abril de 1998.
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Tres décadas después de su estreno, echamos un vistazo a lo que la ciencia tiene que decir sobre los episodios más memorables de la serie Seinfeld.
Actors Jason Alexander (George), Jerry Seinfeld (Jerry), Michael Richards (Kramer) and Julia Louis-Dreyfus (Elaine) stand behind bars in a scene during the last days of filming the final episode in Studio City, California, April 3, 1998.
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As the 31st anniversary of TV's 'Seinfeld' approaches, let's take a look at what science has to say about its most memorable episodes.
Churches have to weigh the risk to congregants in opening too soon.
AP Photo/Nam Y. Huh
Justices have lent weight to state officials who want churches to remain closed until the public health crisis is over. But not every place of worship is following the rules.
Migrant workers leaving New Delhi to go back to their villages amid the coronavirus lockdown.
AP Photo/Manish Swarup
Dalits have long been ostracized as the 'untouchables' in Indian society. Discrimination and the impact of the coronavirus have only reinforced their status.
Protesters outside of a burning Minneapolis police precinct.
AP Photo/John Minchillo
Opinions about demonstrations are formed in large part by what people read or see in the media. This gives journalists a lot of power when it comes to driving the narrative.
Ford employees assemble ventilators.
AP Photo/Carlos Osorio
Ford is assembling ventilators, LVMH is making hand sanitizer, and Chanel is making masks. Here's why these and dozens of other companies are doing it.
Condoms can act as a disease barrier.
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Doctors hear many of the same basic questions about sex from their patients.
Who owns the Moon?
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US and international law conflicts about who would be in charge if a private company established a Moon base or colonized Mars.
OxyContin is an opioid prescribed for pain relief. But some users become addicted.
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The crisis has made recovery more difficult for those with substance use disorders. The inability to get to support group meetings, stress and illness are just some of the factors.
The courts are sheltering in place too.
The bankruptcy system has always been difficult to navigate, especially for minorities and other vulnerable groups. The pandemic is making it a lot harder.
Smiling schoolboys reveal their missing teeth.
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During this unsettling time, global leaders have assured children and adults alike that the tooth fairy, free from the risk of infection, is indeed an essential worker.
Research the career paths of those who have the job you want.
Trying to land your dream job during the COVID-19 pandemic may be a daunting challenge. Two university-based job coaches offer insights on how to think more long-term.
Parenthood in 2020 is perhaps tougher than usual.
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Single mothers need more of a break than they get under current laws.
There’s a creeping conformity taking place on the web.
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Design bloggers have long had creeping suspicion of a more monolithic web, so a team of researchers decided to analyze the aesthetics of nearly 10,000 websites.
Wind turbines in the first rays of sunlight at the Saddleback Ridge Wind Project in Carthage, Maine, March 20, 2019.
AP Photo/Robert F. Bukaty
How should the United States power its economy in 2050? A recent survey finds surprising agreement from Americans of all political stripes.
English scientist Roger Bacon believed everyone has a responsibility to think for themselves.
Bibliothèque interuniversitaire de santé
Roger Bacon believed people should test their beliefs rather than accepting what they're told. To rise to the challenge of coronavirus, that means first combating ignorance.
Remote worship is becoming the norm during the pandemic.
AP Photo/Jacquelyn Martin
Most Christian churches were relying heavily on 'collection plates' to pay their bills before the pandemic struck. And less than half were doing any online fundraising as of 2018.
While there’s no evidence COVID-19 can be spread through food, companies must weigh the risks all the same.
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While there's no evidence the coronavirus is spread through food or packaging, company executives could be prosecuted if that changes – and they chose to keep a plant open despite a factory outbreak.