Science & Math
epub |eng | 2020-10-06 | Author:Roger Penrose [Penrose, Roger]

R O G E R P E N R O S E Fig. 3 . 5 . White t o play and draw - easy for humans, but Deep Thought ...
( Category: Anatomy July 31,2023 )
epub |eng | 2021-06-15 | Author:Marcus Chown [Chown, Marcus]

Washington DC, Summer 1948 Ralph Alpher and Robert Herman stood for a while and admired their calculations. Written on the blackboard were the details they had painstakingly worked out during ...
( Category: Experiments & Projects July 31,2023 )
epub |eng | 2022-09-27 | Author:Steven Novella [Novella, Steven]

Power Production Today Figures from 2021 published in the Economist indicate that the world mix of energy sources was coal 29.6 percent, natural gas 22.5 percent, hydroelectric 2.6 percent, nuclear ...
( Category: Essays & Commentary July 31,2023 )
epub |eng | 2022-12-23 | Author:Martin Rees [Rees, Martin]

THE TUNING OF THE INITIAL EXPANSION Ω may not be exactly one, but it is now at least 0.3. At first sight, this may not seem to indicate fine tuning. ...
( Category: Cosmology July 31,2023 )
epub |eng | 2019-09-03 | Author:Andrew Collins [Collins, Andrew]

Plate 1. General view of the stone enclosures in Göbekli Tepe’s southeast depression with the twin pillars of Enclosure D visible in the foreground. This picture was taken in 2012. ...
( Category: Fossils July 31,2023 )
epub |eng | 2008-12-02 | Author:Robert S. Ball [Ball, Robert S.]

* * * CHAPTER XV. NEPTUNE. Discovery of Neptune—A Mathematical Achievement—The Sun’s Attraction—All Bodies attract—Jupiter and Saturn—The Planetary Perturbations—Three Bodies—Nature has simplified the Problem—Approximate Solution—The Sources of Success—The Problem Stated ...
( Category: Astronomy July 31,2023 )
epub |eng | 0101-01-01 | Author:Kip S. Thorne [Thorne, Kip S.]

9.2 The principle of a radio interferometer. Left: In order to achieve good angular resolution, one would like to have a huge, say, l-kilometer, telescope. However, it would be sufficient ...
( Category: Relativity July 31,2023 )
epub |eng | | Author:Neil DeGrasse Tyson [Tyson, Neil DeGrasse]

EIGHT COLOR & RACE Once again, people are more the same than different In the early twentieth century, we figured out that stars themselves can look very different from one ...
( Category: Essays & Commentary July 31,2023 )
epub |eng | 0101-01-01 | Author:George M. Eberhart [Eberhart, George M.]

( Category: Zoology July 31,2023 )
epub |eng | 0101-01-01 | Author:Frederick Henry Cook [Cook, Frederick Henry]

E C L I P S E S . 59 58 T H E T E R R E S T R IA L P L A N E . ...
( Category: Cosmology July 31,2023 )
epub |eng | 0101-01-01 | Author:Todd Timberlake [Timberlake, Todd]

7.2 A new astronomy from physical causes 189 Figure 7.5 Diagram of the path of Mars in the Ptolemaic and Tychonic systems, from Kepler’s Astronomia Nova (1609). Image courtesy History ...
( Category: Astronomy July 31,2023 )
epub |eng | 0101-01-01 | Author:Martin Elvis [Elvis, Martin]

PART IV Opportunity 8 Getting Space off the Ground Now we know what the asteroids could mean for our three motives: curiosity about the universe, what we have to fear ...
( Category: Comets, Meteors & Asteroids July 31,2023 )
epub |eng | 2019-05-09 | Author:Daniel R. Altschuler [Altschuler, Daniel R.]

Figure 64 Lunar Reconnaissance Orbiter zoom on crater Maury (image width is 150 miles). The Women of the Moon. Daniel R. Altschuler Stern and Fernando J. Ballesteros Roselló. © Daniel ...
( Category: Cosmology July 31,2023 )
epub |eng | 2021-05-25 | Author:Carlo Rovelli [Rovelli, Carlo]

* * * Lenin accuses Bogdanov and Mach of being “idealists.” An idealist, for Lenin, negates the existence of a real world beyond the spirit and reduces reality to the ...
( Category: Quantum Theory July 31,2023 )
epub, pdf |eng | 2022-02-10 | Author:Isaac Asimov [Asimov, Isaac]

1955) advanced his Special Theory of Relativity, according to which it is impossible for anything to travel faster than the speed of light in a vacuum. The Special Theory has ...
( Category: Cosmology July 31,2023 )