Here’s a look at how clocking in for 8 hours a day, 5 days a week became the U.S. workweek norm https://t.co/YBK5yez3Pv

To fall and stay asleep, over six million American adults are turning to melatonin supplements, but dosing can vary wildly from what’s printed on the label. Here’s how to use it safely https://t.co/nn4ZuGaZVR

The high seas are a vast no-man’s land of ungoverned ocean https://t.co/ZMSldTNu8q

While scientists have a clear understanding of how climate change will influence disasters like floods and fires, the influence it has on tornadoes is under investigation https://t.co/MW3WfF8e3i

The ocean is a remarkable teacher, and it’s never too late to start learning https://t.co/ABRcEavLvY

Troubling current events can be upsetting and confusing to children. Here’s how to approach topics such as school shootings in an age-appropriate way—and help them feel safe https://t.co/y4JPMjRH1b

Learn how Nat Geo underwater photographer Michaela Skovranova captures breathtaking sea life footage.

Video by Michaela Skovranova and Scott Portelli https://t.co/ybxN20IF9k

As we age, our senses become less acute through changes in organs and in the brain. Here are steps you can take to support your most important organ https://t.co/o9L9qWGpV0

A hearing in Namibia set for April 3 could decide whether ReconAfrica's drilling permit, extended last year until 2025, will be revoked https://t.co/qw7bDoB0mZ

On this week’s episode of #OverheardNatGeo, a war photographer reflects on his career while kayaking one of the most dangerous lakes in the world https://t.co/Rm4dho1DyI https://t.co/vSXwrR51Hh

“Nature is just continuously surprising us." https://t.co/WacxLVKBB0

Trying to judge the success or failure of Yatir, Israel's largest human-made forest, depends on the way you define success https://t.co/043UBEMc2V

While the author stayed single, Austen used her keen powers of observation to fill her novels with juicy insights into how the gentry flirted, courted, and coupled in 19th-century England https://t.co/d8iGDyXeLl

In Singapore, a new trail and national monument explore Sentosa Island’s past as a pirate haven and military complex—well before it became a popular family getaway  https://t.co/d05RkG2Qfp

In 1998, the first of many Roman-era ships was unearthed in the ‘Pompeii of the sea.’ Archaeologists wanted to know how they got there https://t.co/GHgnLTo9cl

Each parks’ rules are different, and for many, confusing. Here’s what to know to snag a coveted spot https://t.co/AaZEwE5ggF

Bears in the Northern Rockies are feasting on as many as 40,000 moths a day! Learn more about these grizzlies—and why they're relying on moths as a food source. https://t.co/kX4eAs9hKU

Video by Steven Gnam https://t.co/qsA8UmaUgX

To fall and stay asleep, over six million American adults are turning to melatonin supplements, but dosing can vary wildly from what’s printed on the label. Here’s how to use it safely https://t.co/hhwq8Mytq3 https://t.co/2phNXEcpGM

While scientists have a clear understanding of how climate change will influence disasters like floods and fires, the influence it has on tornadoes is under investigation https://t.co/KIFwOfaOOP

Aerial view of a tilled field on a farm in Vassar, Michigan, USA https://t.co/Cn8XmjbklC