Lifeboat Foundation: Safeguarding Humanity
Toggle light / dark theme

Blog

Category: space – Page 33

In today’s episode of Theories of Everything, Curt Jaimungal and Julian Barbour challenge conventional physics by exploring Barbour’s revolutionary ideas on time as an emergent property of change, the universe’s increasing order contrary to entropy, and the foundational nature of shape dynamics.

SPONSOR (THE ECONOMIST): As a listener of TOE you can get a special 20% off discount to The Economist and all it has to offer! Visit https://www.economist.com/toe.

TOE’S TOP LINKS:
Support TOE on Patreon: / curtjaimungal (early access to ad-free audio episodes!)
Enjoy TOE on Spotify! https://tinyurl.com/SpotifyTOE
Become a YouTube Member Here:
/ @theoriesofeverything.
Join TOE’s Newsletter ‘TOEmail’ at https://www.curtjaimungal.org.

LINKED MENTIONED:

Continue reading “The Physicist Who Says Time Doesn’t Exist” | >

Urban construction land expansion damages natural ecological patches, changing the relationship between residents and ecological land. This is widespread due to global urbanization. Considering nature and society in urban planning, we have established an evaluation system for urban green space construction to ensure urban development residents’ needs while considering natural resource distribution. This is to alleviate the contradiction of urban land use and realize the city’s sustainable development. Taking the Fengdong New City, Xixian New Area as an example, the study used seven indicators to construct an ecological source evaluation system, four types of factors to identify ecological corridors and ecological nodes using the minimum cumulative resistance model, and a Back Propagation neural network to determine the weight of the evaluation system, constructing an urban green space ecological network. We comprehensively analyzed and retained 11 ecological source areas, identified 18 ecological corridors, and integrated and selected 13 ecological nodes. We found that the area under the influence of ecosystem functions is 12.56 km2, under the influence of ecological demands is 1.40 km2, and after comprehensive consideration is 22.88 km2. Based on the results, this paper concludes that protecting, excavating, and developing various urban greening factors do not conflict with meeting the residents’ ecological needs. With consideration of urban greening factors, cities can achieve green and sustainable development. We also found that the BP neural network objectively calculates and analyzes the evaluation factors, corrects the distribution value of each factor, and ensures the validity and practicability of the weights. The main innovation of this study lies in the quantitative analysis and spatial expression of residents’ demand for ecological land and the positive and negative aspects of disturbance. The research results improve the credibility and scientificity of green space construction so that urban planning can adapt and serve the city and its residents.

Read more | >

The Solar Orbiter mission has produced unprecedented high-resolution images of the Sun, showcasing the complex interplay of its magnetic fields and plasma movements. These images, which include detailed views of sunspots and the corona, enhance our understanding of solar phenomena.

Read more | >

Researchers have discovered magnetic fields deep within the merging galaxy Arp 220, suggesting these fields might be crucial for efficient star formation, acting like a cosmic lid that prevents the “boiling over” of star-forming materials.

This breakthrough, observed using the Submillimeter Array in Hawaii, could explain why some galaxies produce stars more effectively than others.

Star Formation Secrets Unveiled

Read more | >

Recent studies indicate that the cosmos is rich in complex organic molecules, essential components for understanding the origins of life. The European Space Agency’s Rosetta probe, which examined the comet 67P/Churyumov-Gerasimenko over a two-year mission, provided significant insights into the presence of these molecules in space.

Organic molecules, defined as compounds containing carbon, are abundant not only on Earth but also throughout the universe. Their structure allows carbon atoms to create stable chains, forming the backbone of various biological compounds. The findings from Rosetta have transformed our understanding of where these building blocks of life might originate.

During its mission, Rosetta detected over 44 distinct organic molecules, including glycine, a fundamental amino acid. Moreover, recent analyses of the data identified dimethyl sulfide, a gas associated exclusively with biological processes on Earth, suggesting that the conditions for life may be more widespread than previously assumed.

Read more | >