Migration

Longer days signal to birds when they should breed and lay their new clutch of eggs, and they match up their timing so that their chicks are born when the springtime's bounty is at its peak.

Light Pollution Is Causing Birds to Nest Earlier, Mitigating Some Effects of Climate Change

But two wrongs don't make a right, as both problems are altering the birds' biology

The new archive tracks how 96 different species have moved across the Arctic over the last 28 years.

Arctic Wildlife Are Shifting Their Behaviors Due to Climate Change

The new, collaborative data archive tracks nearly 100 species over the last three decades

A genetic analysis revealed that by the end of the last ice age—around 11,000 years ago—there were a least five distinct lineages that gave rise to dogs in New Guinea, the Americas, northern Europe, the Near East and Siberia.

How Dogs and Humans Evolved and Migrated in Tandem

Our relationship with pups spans millennia, and new DNA analysis shows just how much people influenced canine evolution

The area is home to about 500 residential eagles that attract visitors year-round, most especially in the fall when migrating birds up the count to historic highs of 3,000.

Behold the Largest Congregation of Bald Eagles in the United States

Every November, hundreds if not thousands of the birds of prey gather in Haines, Alaska, to feast on salmon

Bar-tailed godwits spend their summers in the Arctic, where they breed and build up their energy reserves before flying south for the winter.

Bird Flies 7,500 Miles, a New Record for Longest Nonstop Bird Migration

After summering in the Arctic, a bar-tailed godwit soared across the Pacific Ocean like a "jet fighter" to winter in New Zealand

Blue whales are the world’s largest animals, and they can grow to the length of three school buses in a row.

Blue Whales Sing All Day When They Migrate and All Night When They Don't

Their mysterious songs could be an 'acoustic signature of migration'

To make up for some of the missing income, and to bring much-needed attention to conservation efforts right now, many safari companies have pivoted to virtual experiences.

Want to Support Wildlife Conservation in Africa? Start by Going on a Virtual Safari

During the Covid-19 pandemic, the beleaguered safari industry is livestreaming game drives to draw attention to its cause

Knowing that the birds do some extracurricular exploration when they reach their breeding grounds means scientists may need to expand the range of future studies.

High-Tech Tracking Reveals 'Whole New Secret World of Birds'

A study of Kirtland’s warblers found that some continue exploring long distances even after they reach their breeding grounds

A stone point from Chiquihuite cave

Discovery in Mexican Cave May Drastically Change the Known Timeline of Humans' Arrival to the Americas

In a controversial new study, scientists cite artifacts dating the event to more than 26,000 years ago

Sunrise at the Tongariki site on Easter Island

Native Americans and Polynesians Met Around 1200 A.D.

Genetic analysis of their modern descendants shows that people from the Pacific Islands and South America interacted long before Europeans arrived

Monitor local animal populations, identify plants, transcribe women astronomers' notes, bird-watch and more.

Seventy-Five Scientific Research Projects You Can Contribute to Online

From astrophysicists to entomologists, many researchers need the help of citizen scientists to sift through immense data collections

The ICARUS antenna (right) on the exterior of the International Space Station.

The International Space Station Just Became a Powerful Tool for Tracking Animal Migration

The so-called 'internet of animals,' powered by an antenna aboard the ISS, will track thousands of creatures across the entire planet

Some eastern monarch butterflies travel about 3,000 miles to reach their overwintering sites in Mexico.

Hand-Reared Monarch Butterflies Are Weaker Than Their Wild Cousins

In the wild, only about one in 20 caterpillars grows up to be a butterfly

Paleontologists crossing the Rio Yurúa in Amazonian Perú, with the Santa Rosa fossil site in the background.

More Than 30 Million Years Ago, Monkeys Rafted Across the Atlantic to South America

Fossil teeth uncovered in Peru reveal that an extinct family of primates, thought to have lived only in Africa, made it across the ocean

A gray whale "spyhopping" off the coast of Alaska. Gray whales migrate over 12,000 miles along North America's west coast.

How Storms on the Sun Interfere With Whale Migration

The new research gives weight to the hypothesis that gray whales use Earth’s magnetic field to navigate

Chagyrskaya Cave in Siberia's Altai Mountains, where researchers uncovered Neanderthal stone blades that resemble tools excavated in Europe

Neanderthals May Have Trekked 2,000 Miles to Siberia

A new tool analysis suggests European Neanderthals migrated east at least twice

A 5,700-year-old piece of birch tar, chewed as gum, contains the genome, mouth microbes, and even dietary information about its former chewer.

Human Genome Recovered From 5,700-Year-Old Chewing Gum

The piece of Birch tar, found in Denmark, also contained the mouth microbes of its ancient chewer, as well as remnants of food to reveal what she ate

A photograph of a red slipped ware globular pot placed near the head of the skeleton that yielded ancient DNA. There are lines as well as indentations on the upper right side, just below the rim. The indentations on the body of the pot could be examples of ancient graffiti and/or "Indus script."

Rare Ancient DNA Provides Window Into a 5,000-Year-Old South Asian Civilization

The Indus Valley Civilization flourished alongside Mesopotamia and Egypt, but the early society remains shrouded in mystery

The dig site at Cooper's Ferry.

Idaho Site Shows Humans Were in North America 16,000 Years Ago

The site at Cooper's Ferry along the Salmon River is more evidence humans first traveled along the coast, not via an ice-free corridor

An ancient population of Arctic hunter-gatherers, known as Paleo-Eskimos, made a significant genetic contribution to populations living in Arctic North America today.

Ancient DNA Reveals Complex Story of Human Migration Between Siberia and North America

Two studies greatly increase the amount of information we have about the peoples who first populated North America—from the Arctic to the Southwest U.S.

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