Articles by Gemma Tarlach

Alaska’s Great Sitkin has been grumbling for nearly a year.

Well, yes. And no. Actually, it depends on where you stand, in more ways than one.

The great argus uses its unusual wing feathers to maximum, eye-catching effect.

Wandering currents and spring thaws make sea ice in East Greenland look like curls of smoke.

Scientists dig deep for the lost bioscapes of the Marquesas Islands.

How a young illustrator’s attention to detail—and a determined Victorian woman's legacy—led to the discovery of a new species in an old painting.

Lauded for her research on gentle giants of the sea, Andrea Marshall is using her fame to find hope for our troubled oceans.

Biruté Mary Galdikas has quietly fought on the frontlines of some of conservation’s biggest battles. 

To save her native Maya bees and their shrinking forests, Leydy Pech waged a fierce campaign on multiple fronts.

Biologist Serra Hoagland bridges Indigenous traditions and modern methods.

Georgina Mace helped change the way both scientists and policymakers see living things, including the most vulnerable.

A satellite captures the stunning effects of heavy rain and high winds on a landscape that—coincidentally—is used to calibrate satellites.

Tragedy set Sicelo Mbatha on a course to understand, and make peace with, the wild on its own terms.

Fish fossils may put "the single worst day for multicellular life on Earth" on the calendar.

For more than a millennium, Tipasa was a symbol of cross-cultural exchange. Now the sea is coming for it.

Malaspina Glacier is the world's most accessible of its kind—but that's not the only reason scientists find it so cool.

For the latest addition to his stunning salt production series, photographer Tom Hegen ventured to Utah’s Great Salt Lake.

The animal known as BBYY traveled hundreds of miles, breaking records and shattering expectations.

Every January, the doors close and the cleaning starts in Dresden’s iconic Stone Bell.

Photographer Sarang Naik is reintroducing his hometown to its rich biodiversity, from glowing corals to dazzling sea slugs.

This mesmerizing image brings the International Space Station and Rome's ancient Colosseum together.

From tiny castle towns to big, beefy koalas, we discovered some superlative delights around the globe.

Looking back on 2021's stories about amazing animals and the people helping to protect them.

A look back at the ingenious ways scientists advanced our understanding of the world in 2021.