Search Results for: grassland

Genetics

Ancient DNA unveils Siberian Neandertals’ small-scale social lives

Females often moved into their mate’s communities, which totaled about 20 individuals, researchers say.

Archaeology

Neandertals were the first hominids to turn forest into grassland 125,000 years ago

Neandertals’ campfires, hunting and other activities altered the land over 2,000 years, making them the first known hominids to impact their environs.

Climate

Greta Thunberg’s new book urges the world to take climate action now

Greta Thunberg's ‘The Climate Book’ covers the basic science of climate change, the history of denialism and inaction, environmental justice and solutions.

Life

Moths pollinate clover flowers at night, after bees have gone home

Camera footage reveals that moths make roughly a third of the visits to red clover, highlighting the overlooked role of nighttime pollinators.

Animals

Baby marmosets may practice their first distinctive cries in the womb

Ultrasounds tracking fetal mouth movements in baby marmosets pinpoint the early development of the motor skills needed for vocalization.

Archaeology

Lasers reveal ancient urban sprawl hidden in the Amazon

South America’s Casarabe culture built a network of large and small settlements in what’s now Bolivia centuries before the Spanish arrived.

Science & Society

Russia’s invasion could cause long-term harm to Ukraine’s prized soil

War will physically and chemically damage Ukraine’s prized, highly fertile chernozem soils. The impacts on agriculture could last for years.

Climate

A UN report says stopping climate change is possible but action is needed now

We already have a broad array of tools to reduce global greenhouse gas emissions in half by 2030, a new report finds. Now we just have to use them.

Life

Some songbirds now migrate east to west. Climate change may play a role

In recent decades, more Richard's pipits are wintering in Europe than before. It may signal the establishment of a totally new migration route.

Health & Medicine

The body’s response to allergic asthma also helps protect against COVID-19

A protein called IL-13 mounts defenses that include virus-trapping mucus and armor that shields airway cells from infection.

Archaeology

Clovis hunters’ reputation as mammoth killers takes a hit

Early Americans’ stone points were best suited to butchering the huge beasts’ carcasses, scientists contend.