Neil Armstrong: US space program 'embarrassing'
By: Terrence Aym
Neil Armstrong, 81, is a pioneer, hero, astronaut, and the first human to set foot upon another world. He's also disgusted.The man with the "right stuff" has had it with the direction America is going in space and he wants the world to know...
By: Terrence Aym
SpaceX founder Elon Musk has announced his company's intention to create reusable rockets. The goal? A permanent colony on Mars.Musk thinks the proven SpaceX Falcon 9 rocket [Video] can be modified for lunar and Mars missions—even colonization.At an address to the National...
By: Kenneth Andrews
If you've ever wondered how stars are formed and planets coalesce into being from swirls of cosmic dust, you're in luck. According to a report from the BBC, the Altacama large millimetre/submillimetre array in Chile is online and operational, with a brief to study the...
By: Terrence Aym
It's a bad day when 150 years of what everyone accepted as known must be tossed into the dust bin. That day may have arrived for cosmologists and their construct of the nature of the universe. At least Edmund Schluessel of Cardiff University thinks so...
By: Andrew Moran
Everyone who has studied elementary science is quite aware of Albert Einstein’s general theory of relativity and how gravity affects light. All observations made by astronomers and astrophysicists are made due to light emitted from galaxies, stars and all other objects in space. Astrophysicists...
Gravitational redshift explained
By: Jay O'Toole
Gravitational redshift, along with its complete opposite, gravitational blueshift, create a spectrum, which attempts to describe the human's ability to correctly understand light, time, and gravity. One approach to the explanation of gravitational redshift would be to continue to use the minutiae of the traditional...
Discovery of ozone on Venus increases chance of life
By: Terrence Aym
Astronomers discovered the presence of a thin layer of ozone in the atmosphere of Venus. The European Space Agency (ESA) Venusian probe, Venus Express, transmitted data that a team of scientists has determined is a thin band of ozone near top of the planet's thick...
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...

 

1 242 243 244 245 246 289
CHOOSE YOUR SCIENCES 360 TOPIC: