How the pandemic is shaping US security policy

The COVID-19 pandemic was one of the most serious crises since the end of World War II, taking a staggering human and economic toll across the planet. As the world gets up again, groggily, like a punch-drunk fighter, it's ...

How insects evolved to ultrafast flight

Mosquitoes are some of the fastest-flying insects. Flapping their wings more than 800 times a second, they achieve their speed because the muscles in their wings can flap faster than their nervous system can tell them to ...

New water treatment approach helps to avoid harmful chemicals

The water coming out of your faucet is safe to drink, but that doesn't mean it's completely clean. Chlorine has long been the standard for water treatment, but it often contains trace levels of disinfection byproducts and ...

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