Live Science Newsletter

"Fall equinox 2024:  When it is, why it happens and what to look for?"

Views expressed in this science and technology update are those of the reporters and correspondents.  Accessed on 16 September 2024, 0036 UTC.

Content and Source:  https://www.livescience.com

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Russ Roberts (https://hawaiisciencejournal.blogspot).

 

Live Science

7

Today

Fall equinox 2024: When it is, why it happens and what to look for

Livescience / 8h

On Sunday, Sept. 22, day and night will be nearly equal in length as Earth spins side-on to the sun and autumn officially begins in the Northern Hemisphere.

A long-lost moon could explain Mars' weird shape and extreme terrain

400+Livescience / 12h

Unlike the other planets in the solar system, Mars is distinctly triaxial, meaning it is an ellipsoid with different sizes along all three axes.

Greenhouse gas 80 times more potent than CO2 is rising in the atmosphere — and fast

Methane emissions reach record highs

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Livescience / 12h

Human activities now account for two-thirds of all methane venting to the atmosphere, and our efforts to staunch the flow are not yet bearing fruit.

China plans to build moon base at the lunar south pole by 2035

500+Livescience / 12h

The first phase of China's moon base will be completed around 2035 near the lunar south pole, and an extended model will be built by about 2050, if all goes according to plan.

'Space trash' will lead us to intelligent aliens, Harvard astrophysicist Avi Loeb says

Livescience / 12h

The long-sought evidence of alien life could be lurking in Earth's oceans, says Harvard astrophysicist Avi Loeb. Here is his plan to find it.

Space photo of the week: Space X's Polaris Dawn astronauts 'touch the void' on 1st-ever private spacewalk

Private astronauts prepare for spacewalk

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Livescience / 14h

SpaceX Polaris Dawn astronaut Jared Isaacman briefly "touched the void" as he embarked on the first-ever private spacewalk Thursday (Sept. 12).

Yesterday

Why do we forget things we were just thinking about?

24Livescience / 15h

When the brain "juggles" information, things can fall through the cracks.

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