The amount of rainfall in the southern Amazon basin has declined by 8 to 11 per cent since 1980, largely due to the impact of deforestation

The measles vaccine has prevented 60 million deaths since 2000. So why are so many children around the world missing out on it?

The measles vaccine has prevented 60 million deaths since 2000. So why are so many children around the world missing out on it?

A newly discovered collection of neurons suggests the brain and heart communicate to trigger a neuroimmune response after a heart attack, which may pave the way for new therapies

A newly discovered collection of neurons suggests the brain and heart communicate to trigger a neuroimmune response after a heart attack, which may pave the way for new therapies

Chemist Omar Yaghi invented materials called MOFs, a few grams of which have the surface area of a football field. He explains why he thinks these super-sponges will define the next century

Chemist Omar Yaghi invented materials called MOFs, a few grams of which have the surface area of a football field. He explains why he thinks these super-sponges will define the next century

An evolution-inspired framework for how quantum fuzziness gives rise to our classical world shows that even imperfect observers can eventually agree on an objective reality

An evolution-inspired framework for how quantum fuzziness gives rise to our classical world shows that even imperfect observers can eventually agree on an objective reality

Excavations at an opencast mine in Greece have uncovered two wooden objects more than 400,000 years old that appear to have been fashioned as tools by an unknown species of ancient human

Excavations at an opencast mine in Greece have uncovered two wooden objects more than 400,000 years old that appear to have been fashioned as tools by an unknown species of ancient human

A woman's fertility can be partly gauged by levels of a hormone that reflects how many eggs she has. Now, scientists have built a strip that changes colour according to levels of this hormone, which is present in period blood, into a menstrual pad

A woman's fertility can be partly gauged by levels of a hormone that reflects how many eggs she has. Now, scientists have built a strip that changes colour according to levels of this hormone, which is present in period blood, into a menstrual pad

JWST has created a map of dark matter that is twice as good as anything we have had before, and it may help unravel some of the deepest mysteries of the universe

JWST has created a map of dark matter that is twice as good as anything we have had before, and it may help unravel some of the deepest mysteries of the universe

The way time ticks forward in our universe has long stumped physicists. Now, a new set of tools from entangled atoms to black holes promises to reveal time’s true nature

The way time ticks forward in our universe has long stumped physicists. Now, a new set of tools from entangled atoms to black holes promises to reveal time’s true nature

Solar geoengineering could halve the economic cost of climate change, but stopping it would cause temperatures to rebound sharply, leading to greater damage than unabated global warming

Solar geoengineering could halve the economic cost of climate change, but stopping it would cause temperatures to rebound sharply, leading to greater damage than unabated global warming

Columnist Helen Thomson investigates the neurological benefits of saunas, and how heat therapy can have anti-inflammatory effects throughout the body