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A man with ALS uses a head-mounted laser pointer to communicate with his wife, by pointing to letters and words on a communication board. Fezcat via Wikipedia.com

ALS scientific breakthrough: Diabetes drug metformin shows promise in mouse study for a common type of ALS

Amyotrophic lateral sclerosis, Lou Gehrig’s disease, is a crippling, progressive neurodegenerative disease for which there is no cure. Now it seems that a diabetes drug may help some cases.
Masks are a crucial tool for stopping the pandemic – but don’t let them give you a false sense of security. Patricia J. Garcinuno/Getty Images Entertainment via Getty Images Europe

Mandatory face masks might lull people into taking more coronavirus risks

Policies meant to improve public health – like mandatory face masks during the coronavirus pandemic – need to take into account how people might adjust other behaviors in response.
Twitter mediates so much in the public sphere that weak points at the company are weak points in society. NurPhoto via Getty Images

Twitter hack exposes broader threat to democracy and society

Hackers demonstrated they can take over Twitter’s technology infrastructure, a brazen move that hints at how such an attack could destabilize society.
Hundreds of nuclear weapons have been tested by the U.S. since WWII, but newer science has replaced the need for live detonations. Galerie Bilderwelt / Hulton Archive via Getty Images

A restart of nuclear testing offers little scientific value to the US and would benefit other countries

Seventy-five years after the first nuclear detonation and nearly 30 years since testing was banned, the US is considering resuming live nuclear testing.
Keeping your equilibrium can be a challenge in times of uncertainty. Léonard Cotte/Unsplash

Your coping and resilience strategies might need to shift as the COVID-19 crisis continues

As the pandemic drags on, uncertainty and fears about health and safety mix with confusion and challenges tied to re-opening society. You need flexibility when picking your coping strategies.
The number of confirmed and probable deaths from COVID-19 in New York City was 23,247 as of July 10, which is more than eight times the number who died in the 9/11 attack. Angela Weiss / AFP via Getty Images

How deadly is COVID-19? A biostatistician explores the question

The COVID-19 death toll in the US is now over 130,000. What do 130,000 fatalities look like? A biostatistician provides some perspective.
This Bioculture System will let biologists learn about how space impacts human health by studying cells grown in the microgravity environment of the International Space Station. NASA/Ames Research Center/Dominic Hart

Why are scientists trying to manufacture organs in space?

Why are scientists trying to grow organs at the International Space Station? People live on Earth not in zero-gravity. A stem cell expert explains why it is useful to do these experiments in space.