Earth news stories

Marijuana is an ancient plant, but we’re only beginning to unravel its DNA
9th February 2019 | Earth

For farmers and breeders who want to settle scores, DNA-mapping projects will provide more clarity about what’s what in the cannasphere.

Scientists Have Found Hidden Evidence of Ancient Ice Streams in The African Desert
6th February 2019 | | Ancient, Earth

Once, about 300 million years ago, when southern Africa was joined at South America’s hip, this now arid region was covered in a wide expanse of glaciers.

Britain broke off from Europe 450,000 years ago – and it made us the people we are today
6th February 2019 | | Ancient, Earth, Humans

The defining features of our island shaped our history in ways we might not even understand.

New map of Beringia ‘opens your imagination’ to what landscape looked like 18,000 years ago
2nd February 2019 | | Ancient, Earth

Jeff Bond, a Yukon geologist, says this is the first time a map of Beringia has included lakes, rivers and drainages.

American colonisation killed so many people it triggered climate change, study suggests
2nd February 2019 | | Ancient, Earth, Humans

‘Genocide-generated drop in CO2’ resulted from abandoned farmland turning into forests that sucked climate-warming gas from atmosphere.

Scientists Warn of Steady Increase in Asteroid Impacts on Earth
28th January 2019 | Earth, Space

Although the number of space rocks striking earth is increasing, the probability of an asteroid strike wiping out mankind is extremely low.

For centuries the rivers sustained Aboriginal culture. Now they are dry, elders despair
25th January 2019 | | Earth, Humans

Indigenous people and farmers alike fear Walgett has only six months left if they don’t get water.

Asteroid strikes ‘increase threefold over last 300m years’
21st January 2019 | | Earth, Space

Before 290m years ago, the planet suffered an asteroid strike about once every 3m years, but since then the rate has risen to once nearly every 1m years.

Apophis asteroid could strike Earth in 2068, warn Russian scientists
21st January 2019 | | Earth, Space

Apophis 99942 is expected to come within 37,600km of the Earth, just a tenth of the distance between our planet and the moon, in 2029.

Antarctic expedition yields remains of tiny, ancient ‘water bears’
21st January 2019 | | Ancient, Animal Life, Earth

Scientists surprised by haul of crustaceans and tardigrades in undisturbed subglacial lake.

Earth’s Tilt May Exacerbate a Melting Antarctic
21st January 2019 | | Earth, Space

As levels of the greenhouse gas carbon dioxide rise and warm the globe, Antarctica’s ice will become more vulnerable to cycles on an astronomical scale, particularly the tilt of our planet is as it spins around its axis.

Shifting north magnetic pole forces unprecedented navigation fix
16th January 2019 | | Earth, Space

Rapid shifts in the Earth’s north magnetic pole are forcing researchers to make an unprecedented early update to a model that helps navigation by ships, planes and submarines in the Arctic, scientists said.

Cloned ancient redwood trees could be the key to fighting climate change
11th January 2019 | Earth

If the trees grow as planned, each mature redwood could pull as much as 250 tons of carbon dioxide from the air.

Dinosaur-Killing Asteroid Triggered Mile-High Tsunami That Spread Through Earth’s Oceans
9th January 2019 | | Ancient, Earth, Space

The asteroid blasted a nearly mile-high tsunami through the Gulf of Mexico that caused chaos throughout the world’s oceans, new research finds.

The meteor shower that brought Tunguska is due in June
7th January 2019 | Earth, Humans, Space

“If the Tunguska object was a member of a Beta Taurid stream … then the last week of June 2019 will be the next occasion with a high probability for Tunguska-like collisions or near misses.”

How the submerged continent of Zealandia took shape
3rd January 2019 | | Earth

The same geological processes that formed the oldest continents gave shape to what some consider the youngest.

News stories covering the environment, plant life, and the Earth itself.