Great Scots! 'it's' a unique linguistic phenomenon

A new study reveals that in a number of varieties of English spoken in Scotland, the rules of contraction (it's for it is) seem to differ unexpectedly, and asserts that such differences may shed new light on our understanding ...

Why humans in Africa fled to the mountains during the last ice age

People in Ethiopia did not live in low valleys during the last ice age. Instead they lived high up in the inhospitable Bale Mountains. There they had enough water, built tools out of obsidian and relied mainly on giant rodents ...

Analysis of wildfire smoke will help calibrate climate models

Thunderstorms generated by a group of giant wildfires in 2017 injected a small volcano's worth of aerosol into the stratosphere, creating a smoke plume that lasted for almost nine months. CIRES and NOAA researchers studying ...

UN climate report: Change land use to avoid a hungry future

Human-caused climate change is dramatically degrading the Earth's land and the way people use the land is making global warming worse, a new United Nations scientific report says. That creates a vicious cycle which is already ...

page 1 from 10