BBC Science Focus - The Theory of Nearly Everything
THE COMPOSITION OF STARS SCIENCE PHOTO LIBRARY NEED TO KNOW The spectrum of different stars are shown as horizontal strips: dark ...
THE FUNDAMENTALS OF PHYSICS ADILNOR COLLECTION/WIKIPEDIA, ISTOCK Alhazen’s Book of Optics, a key medieval science text MEASURING ...
How fast light can travel is a question that scientific minds have been grappling with since ancient Greece. Today we can measur ...
THE FUNDAMENTALS OF PHYSICS ALAMY 5 distance for the light to travel is less. Hence it arrives relatively early. Conversely, whe ...
MEASURING THE SPEED OF LIGHT EARTH SUN JUPITER IO DISTANCE LIGHT TRAVELS In the top diagram, Earth’s orbit around the Sun puts i ...
BRIDGEMAN ART LIBRARY, SCIENCE PHOTO LIBRARY, GET T Y 1690 After Ole Rømer shows that light travels at a finite speed, fellow Da ...
MEASURING THE SPEED OF LIGHT SCIENCE PHOTO LIBRARY NEED TO KNOW by FRANK CLOSE (@closefrank) Frank is Emeritus Professor of phys ...
THE FUNDAMENTALS OF PHYSICS GETTY THE NATURE OF GRAVITY What goes up must come down... But why that’s the case is a mystery that ...
IN A NUTSHELL The ancient Greeks thought that earth and water were drawn towards the centre of the Universe, then believed to be ...
ISTOCK X3, ALAMY, GETTY ARISTOTLE (384-322 BC) The definitive ancient Greek philosopher, Aristotle set the agenda for science fo ...
THE NATURE OF GRAVITY SCIENCE PHOTO LIBRARY NEED TO KNOW crossing the accelerating spaceship, t he bea m will appea r to bend to ...
THE FUNDAMENTALS OF PHYSICS AKG IMAGES, SCIENCE PHOTO LIBRARY THE STRUCTURE OF 6JTQWIJQWVJKUVQT[YGoXGGPFGCXQWTGFVQƂPFQWV ...
Scientists have always probed matter to uncover its constituent parts and improvements in our understanding of physics have allo ...
THE FUNDAMENTALS OF PHYSICS SCINTILLATING SCREEN LARGE DEFLECTION RADIOACTIVE SOURCE GOLD FOIL BEAM DEFLECTED BEAM OF ALPHA PART ...
THE STRUCTURE OF THE ATOM SCIENCE & SOCIET Y X2, ALAMY X2, GET T Y JOHN DALTON (1766-1844) An English chemist and founder of ...
SCIENCE & SOCIETY X2, NASA 1803 John Dalton proposes that all matter is made of indestructible atoms; that atoms of differen ...
THE STRUCTURE OF THE ATOM SCIENCE PHOTO LIBRARY Five key scientific terms that will help you understand atoms ALPHA PARTICLE A p ...
THE FUNDAMENTALS OF PHYSICS GETTY French chemist Antoine-Laurent de Lavoisier was regarded as the father of modern chemistry THE ...
Two millennia after the ancient Greeks wrongly classified the four elements as fire, water, wind and earth, Dmitri Mendeleev unc ...
SCIENCE PHOTO LIBRARY, SCIENCE & SOCIETY, ALAMY, GETTY 5 weights. For instance, the alkali metals lithium, sodium and potass ...
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