World and Science

Frequently updated assortment of tweets related to the world of science (with some side tracking) - As an Amazon Associate we earn from qualifying purchases

[World and Science @WorldAndScience]

A richly detailed glimpse into the stellar environment of the Lagoon Nebula, also known as Messier 8.

(Video by Universal-Sci - Credit: NASA, ESA, Digitized Sky Survey 2 (Acknowledgement: Davide De Martin)

[World and Science @WorldAndScience]

There is about 5 times as much dark matter as normal matter.

Scientists are closing in on what it is: https://t.co/bDAjekBIvk

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Situated within the Pegasus constellation, NGC 7678 is a spiral galaxy shining brightly some 164 million light-years away. Its diameter is approximately 115,000 light-years, making it similar in size to the Milky Way.

(Credit: ESA/Hubble & NASA, A. Riess et al.)

[World and Science @WorldAndScience]

In your opinion: Should science education place more emphasis on hands-on experiments or theoretical knowledge?

[World and Science @WorldAndScience]

Check out the Bullet Cluster - two gigantic clusters of galaxies smashing into each other! Every faint glow you see is a whole galaxy on its own.

Credit: NASA, ESA, CSA, STScI, J. Jee (Yonsei University, UC Davis), S. Cha (Yonsei University), K. Finner (Caltech/IPAC)

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Putting Enceladus into perspective... Saturn’s icy moon, shown at its true scale.

(Credit: NASA/JPL/Space Science Institute)

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Spectacular: five galaxies packed unusually close together in Hickson Compact Group 40.

We are seeing them at a fleeting moment in cosmic history, drawn together before they ultimately merge...

(Credit: NASA, ESA, and STScI)

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What major medical discovery do you hope becomes a reality within your lifetime?

[World and Science @WorldAndScience]

This gorgeous cloud in the southern sky is not a gas cloud. It’s the 'LMC', a nearby companion galaxy of the Milky Way with around 20 billion stars.

Credit: NOIRLab/NSF/AURA/P. Horálek (Institute of Physics in Opava)

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Scientists found a surprising link between where you live and brain age... https://t.co/XzSRk0JqoV

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What’s something you started doing that noticeably improved your mental well-being?

[World and Science @WorldAndScience]

Sculpted by the stars themselves...

These immense pillars of cold gas and dust in the Carina Nebula have been shaped by fierce stellar winds.

(Credit: NASA, ESA, and the Hubble Heritage Project (STScI/AURA); Acknowledgment: M. Livio and N. Smith)

[World and Science @WorldAndScience]

An awe-inspiring view of the Vera C. Rubin Observatory high above the Andes on Cerro Pachón

Credit: RubinObs/NOIRLab/SLAC/NSF/DOE/AURA/P. Horálek (Institute of Physics in Opava)

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Europa and Enceladus Could Be Clues to a Universe Full of Life: https://t.co/W7p49gHqUs

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What’s preventing you from going for a run right now?

[World and Science @WorldAndScience]

A galaxy full of drama: NGC 2442 has one spiral arm curled tightly inward and another extending far into space, dotted with bright regions of recent star formation.

(Credit: ESA/Hubble & NASA, S. Smartt et al.)

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A cosmic jewel: NGC 6544, a globular cluster home to tens of thousands of tightly packed stars.

(Credit: RubinObs/NOIRLab/SLAC/NSF/DOE/AURA)

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How a Star Can Shine Without Fusion (And What That Means for Cosmic History) https://t.co/qqABhfJFGX

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Space is emptier than you think: Put all the asteroids in the Solar System together, and their total mass would be only around 3% of the Moon’s...

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Should we actively seek out extraterrestrial civilizations, or avoid drawing attention to ourselves?

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If an electric car and a gasoline car cost exactly the same to own and use, which would you choose?