Long Covid: A parallel pandemic

VIDEO: Tens of millions of people are living with long Covid. Yale immunologist Akiko Iwasaki explains the current state of play in the search for causes of, and treatments for, this potentially debilitating illness.

The importance of understanding wildlife sex

OPINION: If we’re truly serious about protecting animal species from extinction, we should learn more about how they reproduce

Cultural transmission makes animals flexible, but vulnerable

From monkeys washing potatoes to cockatoos raiding trash cans, socially spread behaviors allow creatures to adapt more rapidly to changing environments than conventional evolution would allow. But the traits are also more easily lost.

Inside the brains of aging dogs

In a citizen science project, thousands of pet dogs are helping scientists to understand what happens to memory and cognition in old age

How sustainable are fake meats?

Marketed to meat lovers, plant-based burgers like Impossible and Beyond claim to taste like the real thing and to have far lighter environmental footprints. Here’s what the numbers have to say.

Rethinking prison as a deterrent to future crime

Time behind bars can increase the likelihood that someone will re-offend, research finds. In many cases, programs that rehabilitate, rather than punish, may be a better solution.

An archaeological look at modern refugees

The techniques of archaeology, usually used to study the past, also illuminate the experiences of today’s displaced people

How to deal with work stress — and actually recover from burnout

Mindfulness, detachment, selecting off-time activities with care: Here are evidence-based strategies to achieve healthy work-life balance

Inside the adolescent brain

This challenging phase of life may get a bad rap, but it’s also full of opportunity. A developmental neuroscientist shares what she’s learned from studies on young people’s risk-taking behavior, reasoning and more.

Making microbots smart

What would it take to create a truly intelligent microbot, one that can operate independently? A roboticist describes the fascinating minutiae and the medical jobs these tiny machines could do for us.

Climate change is altering the chemistry of wine

Warming, wildfires and unpredictable weather threaten to disrupt the delicate processes that underlie treasured wines. Researchers and producers are innovating to keep ahead.

This myth about guns is killing us

OPINION: The idea that gun violence prevention research is at odds with gun rights is just not true

How cities can fight climate change

Urban activities — think construction, transportation, heating, cooling and more — are major sources of greenhouse-gas emissions. Today, a growing number of cities are striving to slash their emission to net zero — here’s what they need to do.

How smart windows save energy

Specialized glass that keeps heat in during winter and lets it out during summer could make buildings much more efficient — if costs and complexities don’t get in the way

Mitochondria and the origin of eukaryotes

Were the powerhouse organelles a driving force or a late addition in the evolution of more complex cells like ours?

Call of the deep

Some of the ocean’s biggest predators dive way down into the cold, dark depths. Animals-turned-oceanographers are helping biologists find out what they do when they get there.

The origins and future of the Grand Canyon

VIDEO: How old is the Grand Canyon? Will the Colorado River run dry? Learn about how the Big Ditch formed and the present state and uncertain future of the Colorado River watershed.

Make electric vehicles affordable for the rest of us

OPINION: EV subsidies are poorly designed and mostly benefit the rich. Some simple changes could make them more effective and equitable.

The creative way to pay for wildlife recovery

OPINION: ‘Pragmatic rewilding’ restores damaged ecosystems and harnesses private money, with benefits for all

A lifetime of climate change

Researcher Arun Agrawal has lived three decades on either side of a watershed: the United Nations Framework Convention on Climate Change, signed 30 years ago this June. His 60 years are a window into how far we have come, and how far there is to go.

The race against radon

Scientists are working to map out the risks of the permafrost thaw, which could expose millions of people to the invisible cancer-causing gas