Planet Earth

Seagulls Learn What's Good to Eat By Watching People, Study Finds

Seagulls Learn What's Good to Eat By Watching People, Study Finds

Seagulls are known to pick up people's leftovers on the beach. They may not be entirely indiscriminate about what they choose, though, taking their cues from people.

Seagulls Learn What's Good to Eat By Watching People, Study Finds

Seagulls are known to pick up people's leftovers on the beach. They may not be entirely indiscriminate about what they choose, though, taking their cues from people.

Scientists Gather More Proof Octopuses May Actually Dream

Scientists Gather More Proof Octopuses May Actually Dream

Wondering what was going on, the team decided to review camera footage from hours earlier. What they saw on screen surprised them. Costello, who appeared to be emerging from sleep,...

Scientists Gather More Proof Octopuses May Actually Dream

Wondering what was going on, the team decided to review camera footage from hours earlier. What they saw on screen surprised them. Costello, who appeared to be emerging from sleep,...

Sick Baby Toucan Lets His Personality Shine After Being Freed From Tiny Cage

Sick Baby Toucan Lets His Personality Shine After Being Freed From Tiny Cage

The poor bird was suffering from a broken talon and "scab like cysts" that covered his body.

Sick Baby Toucan Lets His Personality Shine After Being Freed From Tiny Cage

The poor bird was suffering from a broken talon and "scab like cysts" that covered his body.

380 New Species Have Been Discovered in the Greater Mekong Region, But They Face Threats

380 New Species Have Been Discovered in the Greater Mekong Region, But They Face Threats

The Greater Mekong region - which includes Vietnam, where we will soon send a survey expedition - is a biodiversity hotspot. A new report details new species discovered there in...

380 New Species Have Been Discovered in the Greater Mekong Region, But They Face Threats

The Greater Mekong region - which includes Vietnam, where we will soon send a survey expedition - is a biodiversity hotspot. A new report details new species discovered there in...

St. Louis's Gateway Arch Turns Off Lights in May for Migrating Birds

St. Louis's Gateway Arch Turns Off Lights in May for Migrating Birds

For more than 20 years, the exterior lights have been switched off for two weeks each May. They are turned off again in September for the same reason — to...

St. Louis's Gateway Arch Turns Off Lights in May for Migrating Birds

For more than 20 years, the exterior lights have been switched off for two weeks each May. They are turned off again in September for the same reason — to...

93-Year-Old Grandma Visits All 63 U.S. National Parks With Her Grandson

93-Year-Old Grandma Visits All 63 U.S. National Parks With Her Grandson

She doesn't have plans of slowing down anytime soon.

93-Year-Old Grandma Visits All 63 U.S. National Parks With Her Grandson

She doesn't have plans of slowing down anytime soon.