April 2021 Issue
From the editor
- Magazine
- From the Editor
Why we need to give air pollution the sustained attention it deserves
It’s a killer of millions, and it’s worst where the most vulnerable people live. But air pollution can be cut drastically when we demand regulation and enforcement.
The timeless beauty of a mathematician’s chalkboard
The timeless beauty of a mathematician’s chalkboard
Mathematicians continue to calculate, solve, and create on chalkboards, even in the digital age. A photographer captures samples of their work.Explore
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Animals
- How can you tell if a wild animal really needs your help?How can you tell if a wild animal really needs your help?
- Fireflies are vanishing—but you can help protect themFireflies are vanishing—but you can help protect them
- Could this simple plan save Africa's most mysterious cat?Could this simple plan save Africa's most mysterious cat?
- This ray is vanishing from our oceans—and being made into jewelryThis ray is vanishing from our oceans—and being made into jewelry
- Why 4 dead California sea otters have scientists so alarmedWhy 4 dead California sea otters have scientists so alarmed
- SeaWorld allegedly violated the law. Why is it still open?SeaWorld allegedly violated the law. Why is it still open?
- Vengeance or playtime? Why orcas are attacking boatsVengeance or playtime? Why orcas are attacking boats
- These deep-sea animals are new to science—and already at riskThese deep-sea animals are new to science—and already at risk
- Wildlife crime is a national security issue. DHS is on the case.Wildlife crime is a national security issue. DHS is on the case.
- World’s first ultrasounds of wild manta rays reveal a troubling truthWorld’s first ultrasounds of wild manta rays reveal a troubling truth
Environment
- What the Air Quality Index measures—and what to do when it’s code redWhat the Air Quality Index measures—and what to do when it’s code red
- Seaweed may play a big role in the fight against climate changeSeaweed may play a big role in the fight against climate change
- Is banning fishing bad for fishermen? Not in this marine reserveIs banning fishing bad for fishermen? Not in this marine reserve
- Dust storms are getting worse—here’s why they’re so destructiveDust storms are getting worse—here’s why they’re so destructive
- Japan poised to release nuclear wastewater into the PacificJapan poised to release nuclear wastewater into the Pacific
- Why taking a cold dip on a hot day could be deadlyWhy taking a cold dip on a hot day could be deadly
- California’s epic superbloom is here. Don’t ruin it.California’s epic superbloom is here. Don’t ruin it.
History & Culture
- Soccer is the world's most popular sport. But who invented it?Soccer is the world's most popular sport. But who invented it?
- 2,000 years of shipwrecks discovered on ancient sea route2,000 years of shipwrecks discovered on ancient sea route
- See scenes from classic fairy tales—with a Nigerian twistSee scenes from classic fairy tales—with a Nigerian twist
- How the ‘Magna Carta of AIDS activism’ sparked a revolutionHow the ‘Magna Carta of AIDS activism’ sparked a revolution
- Meet the next generation of National Geographic explorersMeet the next generation of National Geographic explorers
- Colossal crabs may hold clue to Amelia Earhart fateColossal crabs may hold clue to Amelia Earhart fate
- The ancient history of tattoos—revealed by inked-up mummiesThe ancient history of tattoos—revealed by inked-up mummies
- The ‘cave of bones’ may hold the mysteries of human originsThe ‘cave of bones’ may hold the mysteries of human origins
- From police raids to pop culture: The history of modern dragFrom police raids to pop culture: The history of modern drag
- How the Stonewall uprising ignited the pride movementHow the Stonewall uprising ignited the pride movement
Science
- 5 green towers inspired by nature and striving to protect it
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5 green towers inspired by nature and striving to protect it - Sugar doesn’t actually make kids hyper—here’s why so many believe it doesSugar doesn’t actually make kids hyper—here’s why so many believe it does
- When it’s too cold, these octopuses just rewire their brainsWhen it’s too cold, these octopuses just rewire their brains
- What is yerba mate—and is this caffeinated drink really good for you?What is yerba mate—and is this caffeinated drink really good for you?
- Is organic food healthier? That’s the wrong question.Is organic food healthier? That’s the wrong question.
- This new birth control for cats doesn't require surgeryThis new birth control for cats doesn't require surgery
- What is the summer solstice? Here’s what you need to know.What is the summer solstice? Here’s what you need to know.
- How aromatherapy can help kids breathe in some mental goodnessHow aromatherapy can help kids breathe in some mental goodness
- At 64, Diana Nyad swam from Cuba to Florida. How'd she do it?At 64, Diana Nyad swam from Cuba to Florida. How'd she do it?
Travel
- 4 food-forward European cities for 2023
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4 food-forward European cities for 2023 - One of these 7 places may be America’s next national parkOne of these 7 places may be America’s next national park
- Where to stay in Manila: the Filipino capital's coolest hotelsWhere to stay in Manila: the Filipino capital's coolest hotels
- This Polynesian canoe is set to voyage 43,000 milesThis Polynesian canoe is set to voyage 43,000 miles
- The inside guide to Cádiz: an underrated Andalucian city breakThe inside guide to Cádiz: an underrated Andalucian city break
- Crossing the desert: from incense route to pilgrimage route
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Crossing the desert: from incense route to pilgrimage route - Experience a ranch stay in Canada's cowboy countryExperience a ranch stay in Canada's cowboy country
- AI can help you plan your next trip—if you know how to ask.AI can help you plan your next trip—if you know how to ask.
- How I got the shot: Ben Weller on Kyoto's live musicHow I got the shot: Ben Weller on Kyoto's live music