Earth & Environment
When giant beasts disappeared, nature changed forever—and we still see it today
Around 50,000 to 10,000 years ago, the Earth lost many of its largest animals.
These were not just slightly bigger versions of today’s wildlife, but...
Can casting a vote help you live longer?
Most people think of voting as a civic responsibility or a way to express their opinion. It is not usually something we connect with...
Mining the solar system to build a new world
I watched Armageddon again fairly recently with Bruce Willis, oil drillers in space and an asteroid the size of Texas bearing down on Earth.
Buried...
Why voting may help you live longer
As people grow older, many begin to think more about how to stay healthy and live longer. Doctors often talk about exercise, diet, sleep,...
How malaria controlled human survival in Africa for 74,000 years
For tens of thousands of years, a tiny but deadly enemy may have quietly shaped where early humans could survive in Africa.
New research suggests...
Extreme weather could increase your heart disease risk
Extreme weather events are becoming more common around the world, and scientists are now discovering that these changes may be affecting human health in...
Extreme weather may harm your heart more than you think
A new study has found that extreme weather conditions such as very hot days, very cold days, and heavy rainfall may increase the risk...
Is your car following too close? Why cruise control may break Queensland safety rules
Many drivers in Queensland rely on adaptive cruise control (ACC) to make driving easier and more comfortable.
This technology automatically adjusts your car’s speed to...
Seaweed compound shows major methane cuts in beef cattle
Adelaide University researchers have demonstrated that a naturally derived seaweed compound can dramatically reduce methane emissions from beef cattle raised in extensive grazing systems,...
Protect against air pollution: breathe better indoors and out
You can’t see most air pollution. You can’t smell much of it, either. But polluted air—both outdoors and indoors—can still affect your health.
“Nearly everyone...
Scientists find that more parenting effort can lead to shorter lifespan
A new study has found that animals that put more energy into having and supporting offspring may age faster and live shorter lives.
The research,...
Scientists find hidden massive magma chamber under Italy
Scientists have discovered a huge pool of molten rock buried deep beneath the region of Tuscany in Italy.
This underground reservoir contains an estimated 6,000...
FEATURED
How to give old smartphones a second life to save the planet
Did you know that most people only use their smartphones for about 2.5 years before getting a new one?
With about 1.5 billion smartphones sold...
Air pollution may increase dementia risk, study finds
New research has found that air pollution—including car exhaust and smoke from burning wood—raises the risk of developing dementia.
The study looked at data from...
Microplastics in daily products may damage your bones
Every year, over 400 million tons of plastic are produced and used around the world.
This huge amount of plastic pollutes beaches, rivers, and even...
Scientists decode the Earth’s inner core
Earth's core, the deepest part of our planet, is characterized by extremely high pressure and temperature.
It is composed of a liquid outer core and...
Tonga volcano eruption triggered atmospheric gravity waves that reached the edge of space
The eruption of Hunga Tonga-Hunga Ha’apai on 15 January 2022 created waves that reverberated around the earth and reached 100km into the ionosphere.
The eruption...
Conspiracy thinking is more common than you might expect
Conspiracy theories have long been a part of American culture, but new research suggests they may be more widespread than many people realize.
Far from...
Fungi in plants react to climate shifts
In the far reaches of the world, stretching across North America, northern Europe, and Russia, there's a vast and chilly realm of forests known...
Winds of time: Did nature sculpt the Great Sphinx?
Have you ever wondered how the Great Sphinx of Giza got its shape?
Some researchers have a fascinating idea: maybe the wind played a part,...