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A demonstrator dressed as Saudi Arabian Crown Prince Mohammed bin Salman with blood on his hands protests outside the Saudi Embassy in Washington, D.C., on Oct. 8, 2018. Jim Watson/AFP via Getty Images

Why repressive Saudi Arabia remains a US ally

A sign in County Kildare, Ireland. in March 2020. Epidemiologists around the world worked hard to try to stop big parties in the face of rising caseloads of what would come to be called COVID-19. Niall Carson/PA Images via Getty Images

Two gaps to fill for the 2021-2022 winter wave of COVID-19 cases

The US was not ready for the coronavirus pandemic in 2020. What can public health leaders and policymakers do to make sure we don't face another winter of rampant disease?
An unidentified doctor talks with a boy who holds a lollipop reward after participating in a measles vaccine research program in Upper Darby, Pennsylvania, in 1963. NASA/PhotoQuest/Getty Images

What’s in a name for a vaccine campaign? Maybe the end of the pandemic

Vaccination has been controversial from its beginning. Gaining people's trust in vaccines has been crucial. An important part of that is a strong communications plan.
Speaker of the House Nancy Pelosi and other top Democrats meet with reporters before the House voted to pass a $1.9 trillion pandemic relief package on Feb. 26, 2021. AP Photo/J. Scott Applewhite

Why using reconciliation to pass Biden’s COVID-19 stimulus bill violates the original purpose of the process

In 1974, Congress invented the reconciliation process to reduce deficits. More recently, reconciliation has been used in ways that increase the deficit. A public policy scholar explains the process.
New treatments target different stages of COVID-19, including before patients become sick enough to need a hospital. Juan Monino via Getty Images

6 COVID-19 treatments helping patients survive

A year after it became clear that COVID-19 was becoming a pandemic, there is still no cure, but doctors have several innovative treatments. Some are keeping patients out of the hospital entirely.
The use of coal for electric power has been declining fast in the U.S. AP Photo/J. David Ake

What’s really driving coal power’s demise?

Contrary to popular belief, falling natural gas prices didn't significantly accelerate coal power plant retirements. Here's what did.
A floral scent can be enjoyable for a person, but it has an important job for the flower. Richard L. Harkess

Why do flowers smell?

Not all flowers smell good, to people at least, but their scents are a way to attract pollinators.

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