An asteroid’s chances of hitting Earth keep shifting. Here’s why that is happening
The chance of asteroid 2024 YR4 colliding with Earth in 2032 is higher. Experts expect the risk percentage to fluctuate ...
Climate Matters: what is the cryosphere and why does it matter?
We often see photographs that show how glaciers have diminished in size over the last century. The recession of glaciers is a ...
The Earth’s Core Is Not as Solid As We Thought, Yet Another Study Speculates
A new study of decades worth of seismogram data shows that the surface of Earth’s iron and nickel core is more malleable than ...
Asteroid 2024 YR4 could hit Earth in 7 years. Here’s what could happen — and what’s being done about it
YR4 has a 2% chance of hitting Earth in 2032. Astronomers are tracking it to refine estimates of its size and orbit to see ...
'Goodbye Earth, hello moon': What Blue Ghost lander has been up to in NASA mission
The lander, Blue Ghost, fired its engines for four minutes Thursday to propel the spacecraft into lunar orbit ahead of a ...
Why asteroid 2024 YR4 is unlikely to hit Earth in 2032 and how scientists keep track
Discovered in December, the near-Earth asteroid known as 2024 YR4 is estimated to be 130 feet to 300 feet across.
Earth’s inner core is less solid than we thought
Earth’s core is located below the middle layer called the mantle and the outer layer –or crust. It consists of two main parts ...
‘It’s almost science fiction’: Scientists say the shape of Earth’s inner core is changing
Researchers studying decades of earthquake data say they have found the first evidence that, in addition to spinning backward ...
7 planets are aligned in the night sky right now. But what's that mean for science?
In February 2025, all seven of our planetary neighbors will be visible from Earth. So what does such a planetary alignment ...
Asteroid 2024 YR4 is on a possible collision course with Earth — what you need to know
YR4 has a 1-in-43 chance of impacting the Earth in 2032, potentially causing localized damage and potentially wiping out a ...
In the driest place on Earth, water hides in plain sight
Outside of a handful of valleys in Antarctica, the Atacama is the driest place on Earth. The inhospitable landscape of sand, ...
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Research reveals how Earth got its ice caps
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 working at once, according to new research.