News tagged with early
Precise picture of early Universe supports 'dark matter' theory
Nov 02, 2009 |
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A detailed picture of the seeds of structures in the universe has been unveiled by an international team co-led by a Cardiff University scientist.
Research gives new insights into 4 billion year-old meteorites
Nov 12, 2009 |
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(PhysOrg.com) -- Scientists have gained new insight into the makeup of ancient meteorites called Carbonaceous Chondrites, in research published in the October edition of the journal Earth Science and Planetary Le ...
Ancient ocean chemistry: Effects of biological oxygen production 100 million years before it accumulated in atmosphere
Space & Earth / Earth Sciences
Oct 29, 2009 |
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(PhysOrg.com) -- Scientists widely accept that around 2.4 billion years ago, the Earth's atmosphere underwent a dramatic change when oxygen levels rose sharply. Called the "Great Oxidation Event" (GOE), the ...
New Data Suggests We Don’t Live in a Void, and Supports Dark Energy
Jan 28, 2009 |
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(PhysOrg.com) -- An alternative proposal to dark energy in which the Earth sits near the center of a large void is undergoing scrutiny, and the results show that void models fit poorly with observed data. ...
Scientists propose new hypothesis on the origin of life
Space & Earth / Earth Sciences
Sep 04, 2009 |
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The Miller-Urey experiment, conducted by chemists Stanley Miller and Harold Urey in 1953, is the classic experiment on the origin of life. It established that the early Earth atmosphere, as they pictured it, ...
Early voting option can decrease turnout, research shows
Nov 17, 2009 |
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(PhysOrg.com) -- Although states are moving quickly to put in place election procedures that allow for early voting, allowing people to cast ballots ahead of Election Day often results in lower turnout, according to research ...
Study links folic acid supplements to asthma
Nov 04, 2009 |
2 / 5 (1) |
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A University of Adelaide study may have shed light on the rise in childhood asthma in developed countries like Australia in recent decades.
Taiwan to boost quake warning system
Space & Earth / Earth Sciences
Nov 15, 2009 |
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Taiwan plans to build its first undersea seismic station, designed to improve the island's early warning system and save valuable seconds when earthquakes strike, officials said.
Banded rocks reveal early Earth conditions, changes
Space & Earth / Earth Sciences
Oct 11, 2009 |
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(PhysOrg.com) -- The strikingly banded rocks scattered across the upper Midwest and elsewhere throughout the world are actually ambassadors from the past, offering clues to the environment of the early Earth ...
Archaeologists discover oldest-known fiber materials used by early humans
Other Sciences / Archaeology & Fossils
Sep 10, 2009 |
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(PhysOrg.com) -- A team of archaeologists and paleobiologists has discovered flax fibers that are more than 34,000 years old, making them the oldest fibers known to have been used by humans. The fibers, discovered ...
Giant Galaxy Hosts the Most Distant Supermassive Black Hole
Sep 02, 2009 |
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(PhysOrg.com) -- University of Hawaii (UH) astronomer Dr. Tomotsugu Goto and colleagues have discovered a giant galaxy surrounding the most distant supermassive black hole ever found. The galaxy, so distant ...
First black holes born starving (w/ Video)
Aug 10, 2009 |
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The first black holes in the universe had dramatic effects on their surroundings despite the fact that they were small and grew very slowly, according to recent supercomputer simulations carried out by astrophysicists ...
Hand axes in Europe nearly a million years old: study
Other Sciences / Archaeology & Fossils
Sep 02, 2009 |
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Early humans used two-sided stone axes in Europe up to 900,000 years ago, far earlier than previously thought, according to a study released Wednesday.
Astronomers Find Hyperactive Galaxies in the Early Universe
Aug 05, 2009 |
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(PhysOrg.com) -- Looking almost 11 billion years into the past, astronomers have measured the motions of stars for the first time in a very distant galaxy and clocked speeds upwards of one million miles per ...
Planck first light yields promising results (w/ Video)
Space & Earth / Space Exploration
Sep 17, 2009 |
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(PhysOrg.com) -- Planck, ESA's mission to study the early Universe, started surveying the sky regularly from its vantage point at L2 on 13 August. The instruments of ESA's 'time machine' were fine-tuned for ...
