A look at sources of carbon monoxide
By: Rachel Coburn Ambler
Exposure to the toxic gas carbon monoxide (CO) can be deadly. Since carbon monoxide is colorless and odorless, it’s important to take precautions to keep your family safe. Here’s a look at sources of carbon monoxide that may be in your home. For...
By: Blaise Pascal
The classic combustion reaction involves the burning of some kind of fuel in the presence of oxygen. The end result is usually carbon dioxide and water but this isn't always true. Sometimes the the reaction between the fuel and oxygen isn't allowed to complete because...
Massive 1883 comet nearly killed off humanity
By: Terrence Aym
Stunning evidence has emerged that the Earth avoided a cosmic bullet that could have wiped out the entire human race less than 130 years ago.A new study done at the Universidad Nacional Autónoma de México revealed the amazingly close counter.An 1883...
By: Patrick Sills
Carl Sagan was an astronomer, educator, and author. Perhaps unlike any other noted figure in science, Sagan helped a lay public understand the concepts of astrophysics and the mysteries of the universe in a down-to-earth, personable fashion. At the same time, his views on topics...
By: J.J.S. Boyce
Carl Sagan was an astronomer and NASA consultant from the 1950s on. He played a major role in the US space program, and his scientific achievements included solving the mystery of Venus's extremely high temperatures, and the unusual color of Titan, moon of Saturn. However...
Star discovered with temperature 'like a summer day on Earth'
By: Terrence Aym
WD 0806-661 B may not replace Florida or Hawaii as getaway hotspots for vacation-seeking Americans, but it could be one of the galaxy's most unusual hotspots.Although astronomers have recently discovered Earth-like planets during deep space observations, WD 0806-661 B is not a planet, but...
A look at the effects of mercury on humans
By: Maffew James
Mercury is an element which is the only metal that is a liquid at standard atmospheric pressure and temperature. This has earned it the nickname quicksilver, owing to the way the liquid mercury flows quickly across surfaces it has been poured onto. In fact, it...
Basics of astronomy
By: Alex Storey
Astronomy is the scientific study of celestial objects. Stars, planets, comets, nebulae, star clusters and galaxies. It is a natural science astronomy – the study of these objects – and astrophysics is the study of their behaviour. Prehistoric cultures like those at Stonehenge made the...
By: Muiz Vhora
The fundamental forces of nature are the interactions between the particles, which remain unexplained in terms of other kind of forces, or interactions. The most fundamental interactions of nature can be counted as four in number, which can be described as gravitational interactions, electromagnetic interactions...
Space and time theory: Wormholes
By: Gemma L. Reece
A wormhole is described as any structure connecting two regions of space-time which are otherwise very far apart or unrelated, somewhat like a tunnel with two ends where each end is in a separate point of space. Some scientists have theorised that a wormhole is...

 

1 480 481 482 483 484 547
CHOOSE YOUR SCIENCES 360 TOPIC: