science

A Neanderthal tooth shows clear signs of human intervention to treat bacterial decay, showing that the earliest dentistry began at least 59,000 years ago Source link

A study of soils around the Arctic and boreal forests has found that some wildfires are releasing carbon stored over millennia, meaning higher CO2 emissions than assumed Source link

Asteroid 2026JH2 has enough mass to wipe out a city and will zoom past Earth next week Source link

We’ve long tried to control the weather by engineering rainfall. Now such cloud-seeding efforts are escalating, creating conflict between countries and stoking conspiracy theories. But do they work? Source link

The concept of a field plays a key role in particle physics, but what exactly is it? From its origins in the study of magnetism to the quantum fields of today, columnist Chanda Prescod-Weinstein goes exploring Source link

Gases collected from boiling mineral springs in Zambia contain the chemical signature of having come directly from the Earth’s mantle, a sign of a rupture in the tectonic plates and the possible beginning of a new continental boundary Source link

An analysis of ancient human artefacts finds that the container, a simple but critical tool, may have originated 500,000 years ago. Columnist Michael Marshall explores how slings, ostrich eggs and wooden trays helped our ancestors survive Source link

Satellite measurements show that in the early 2010s sea level rise suddenly accelerated to a rate of 4.1 millimetres per year, possibly in response to an increase in the rate of global warming Source link

How important is thinking about your breath for calming yourself down? We now know that slow breathing is effective even without conscious involvement Source link

An impression made in clay around 175,000 years ago could be a kneeprint left by one of the builders of a strange stalagmite circle found deep inside Bruniquel cave in south-west France Source link