Tag: earth

Tooth size in South American sea lions reflects historical shifts in population abundance

PALEONTOLOGY
A new study published in PeerJ reveals that the teeth of South American sea lions (Otaria byronia) hold valuable clues about past population dynamics. Researchers from the Instituto de Biología de Organismos Marinos, the Centro para...

Here’s a look at moon landing hits and misses

ASTRONOMY
Landing a spacecraft on the moon has long been a series of hits and misses. The latest casualty came this week after Intuitive Machines put another lander sideways on the moon through a NASA-sponsored program. Within 24...

Scientists match Earth’s ice age cycles with orbital shifts

ASTRONOMY
Beginning around 2.5 million years ago, Earth entered an era marked by successive ice ages and interglacial periods, emerging from the last glaciation around...

Solar system’s journey through Orion complex 14 million years ago may have altered Earth’s climate

ASTRONOMY
An international research team led by the University of Vienna has discovered that the solar system traversed the Orion star-forming complex, a component of...

Laser-powered device tested on Earth could help detect microbial fossils on Mars

MARS
The first life on Earth formed four billion years ago, as microbes living in pools and seas: what if the same thing happened on...

A new theory explains how water first arrived on Earth

EARTH
When Earth first formed, it was too hot to retain ice. This means all the water on our planet must have originated from extraterrestrial...

An asteroid has a 2% chance of hitting Earth in 2032. Here’s how astronomers are tracking it

ASTRONOMY
A recently discovered asteroid, named 2024 YR4, has on average a 2% chance of hitting Earth in 2032. While those odds of an impact...

Earth’s magnetic field triggers a superpower in sea turtles that makes them ‘dance’

PALEONTOLOGY
One of Earth’s deepest mysteries lies beneath our feet: the planet’s inner core. Made of iron and nickel, the hot, solid sphere is about 70%...

Research reveals how Earth got its ice caps

EARTH
The cool conditions which have allowed ice caps to form on Earth are rare events in the planet's history and require many complex processes...

Earth’s inner core is less solid than previously thought: Study reveals structural transformation

EARTH
The surface of the Earth's inner core may be changing, as shown by a new study by USC scientists that detected structural changes near...

Asteroid the size of a 20-story building headed for Earth in 2032, astronomers warn

ASTRONOMY
A large asteroid is headed towards Earth – and could collide with us in just a few years. Known as Asteroid 2024 YR4, the nearly...

A ‘city-killer’ asteroid might hit Earth—how worried should we be?

ASTRONOMY
A colossal explosion in the sky, unleashing energy hundreds of times greater than the Hiroshima bomb. A blinding flash nearly as bright as the...

Newly spotted asteroid has a tiny chance of hitting Earth in 2032

ASTRONOMY
A newly discovered asteroid has a tiny chance of smacking Earth in 2032, space agency officials said Wednesday. Scientists put the odds of a strike...

Super-Earth discovery reveals an exoplanet potentially capable of sustaining life

ASTRONOMY
Thirty years after the discovery of the first exoplanet, astronomers have detected more than 7,000 of them in our galaxy. But there are still...
123...24Page 1 of 24

Recent articles

spot_img

© Geology Science 2021