NASA's 'Mars Helicopter' aces tests ahead of historic flight
June 7, 2019, 1:14 p.m. by Michael d'Estries
Autonomous aircraft heralds the beginning of a new era in our exploration of the red planet.
Meddling bonobo moms will stop at nothing to get grandchildren
May 21, 2019, 3:03 p.m. by Christian Cotroneo
When it comes to finding the right match, listen to mom. Or else.
Permafrost decomposes, releases carbon dioxide far quicker than once believed
May 21, 2019, 1:04 p.m. by Bryan Nelson
The findings represent bad news for climate change, as warming weather continues to thaw permafrost at alarming rates.
Something very big and very dark punched a hole in our galaxy
May 19, 2019, 9:01 a.m. by Christian Cotroneo
'Something like a million times the mass of the sun.'
What is a blue moon?
May 17, 2019, 5:30 p.m. by Noel Kirkpatrick
Just don't let the name throw you for a loop.
What we're learning about Ultima Thule
May 17, 2019, 11:50 a.m. by Michael d'Estries
NASA has released some initial results from the first-ever up-close flyby of a Kuiper Belt space rock.
How does a sloth say 'Thank you'?
May 17, 2019, 10:37 a.m. by Ben Bolton
Good deeds don't go unnoticed, even by sloths.
Millions of people inhabit this 'hidden continent' that's 94% underwater
May 17, 2019, 8:26 a.m. by Russell McLendon
Scientists say Zealandia meets all the requirements to qualify as a continent, even though 94% of it is underwater.
Photos capture diversity of life on Earth while inspiring conservation
May 16, 2019, 10:48 a.m. by Mary Jo DiLonardo
The BigPicture photo contest winners offer striking images of the natural world.
10 things you didn't know about koalas
May 16, 2019, 10:37 a.m. by Melissa Breyer
Koalas aren't bears and they don't rarely drink water.
The story behind kudzu, the vine that's still eating the South
May 15, 2019, 3:55 p.m. by Catie Leary
These surreal leafy figures may be fascinating, but their comical appearance belies a sobering ecological reality.
4 things that make the humble squid the supergenius of the sea
May 15, 2019, 2:51 p.m. by Christian Cotroneo
Never underestimate squid smarts.
The secret to staying safe while hiking is preparation
May 15, 2019, 11:30 a.m. by Laura Moss
Whether you're planning to camp or just go for a simple hike, here are 10 things you need.
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How to tell what's eating your garden plants
There are plenty of potential culprits, and there are just as many ways to stop them.
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Top 10 vegetables to grow in your garden
These nutritional powerhouses can flourish in your yard or in containers.
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Grow birdseed, don't buy it
Here are 10 flowering plants that look gorgeous and reward you with seeds.
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10 secret gardens in the middle of major cities
These hidden gardens are peaceful oases in the middle of the urban hustle and bustle.
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How to make a sun map of your garden
There are many ways to map an area's sunlight exposure. Here are a few tips to make sure your pla...
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How to fight the heat
Plant selection and design in addition to proper watering can help reduce stress on plants.
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9 ideas for creating shade
When the sun gets overbearing — and it will — you have options.
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