Plants may have a single ancestor
(PhysOrg.com) -- An international group of scientists has analyzed the DNA of primitive microscopic algae, and their findings suggest that all plants on Earth may have had a single ancestor.
Feb 17, 2012 |
4.9 / 5 (16) |
8
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Scientists replicate key evolutionary step in life on earth
(PhysOrg.com) -- More than 500 million years ago, single-celled organisms on Earth's surface began forming multi-cellular clusters that ultimately became plants and animals.
Jan 16, 2012 |
4.8 / 5 (46) |
500
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Turning plants into power houses
(PhysOrg.com) -- "I have a slide that has a photo of a cornfield and a big photovoltaic array," says Robert Blankenship, a scientist who studies photosynthesis at Washington University in St. Louis. "When ...
May 12, 2011 |
5 / 5 (4) |
2
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Scientists say plants can remember properties of light
(PhysOrg.com) -- Researchers in Poland say plants are able to remember and react to information on light intensity and quality by transmitting information from leaf to leaf.
Jul 16, 2010 |
4.4 / 5 (11) |
1
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New evidence in plants shows micro-RNA can move
Ever since tiny bits of genetic material known as microRNA were first characterized in the early 1990s, scientists have been discovering just how important they are to regulating the activity of genes within cells.
Apr 21, 2010 |
4.9 / 5 (7) |
0
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Hydroelectric generator can be carried like a backpack
Bourne Energy, a company based in Malibu, California, specializes in a variety of hydropower systems. While most of its technology is for large-scale applications, with multiple units generating energy on ...
Technology / Energy & Green Tech
Mar 02, 2010 |
4.6 / 5 (19) |
1
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Scientists grow solar cell components in tobacco plants
(PhysOrg.com) -- Over billions of years, plants have evolved very efficient sunlight-collecting systems. Now, scientists are trying to harness the finely tuned systems in tobacco plants in order to use them ...
Nanotechnology / Bio & Medicine
Jan 29, 2010 |
4.4 / 5 (32) |
18
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European space company wants solar power plant in space
(PhysOrg.com) -- EADS Astrium, Europe's biggest space company, plans to put a solar power satellite in orbit to demonstrate the collection of solar power in space and its transmission via infrared laser to ...
Technology / Energy & Green Tech
Jan 21, 2010 |
4.3 / 5 (23) |
44
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At Long Last, How Plants Make Eggs
(PhysOrg.com) -- A long-standing mystery surrounding a fundamental process in plant biology has been solved by a team of scientists at the University of California, Davis.
Jun 04, 2009 |
4.9 / 5 (9) |
3
Synthetic chemical offers solution for crops facing drought
Crops and other plants are constantly confronted with adverse environmental conditions, lowering yield and costing farmers billions of dollars annually. Plants use specialized signals, called stress hormones, ...
Apr 30, 2009 |
5 / 5 (5) |
1
Researchers unravel role of priming in plant immunity
Scientists have discovered a naturally occurring compound that triggers a plant's immune system, thereby protecting the plant from a secondary bacterial infection.
Apr 02, 2009 |
5 / 5 (1) |
0
Scientists create new enzymes for biofuel production
Researchers at the California Institute of Technology (Caltech) and world-leading gene-synthesis company DNA2.0 have taken an important step toward the development of a cost-efficient process to extract sugars ...
Mar 23, 2009 |
4.4 / 5 (9) |
3
Biologists find stem cell-like functions in other types of plant cells
Ordinary cells have the ability to replace lost organs in plants—a function previously thought to be limited to stem cells—researchers at New York University's Center for Genomics and Systems Biology and Utrecht University ...
Biology /
Jan 28, 2009 |
5 / 5 (2) |
0
Blowing in the wind: How hidden flower features are crucial for bees
As gardeners get busy filling tubs and borders with colourful bedding plants, scientists at the Universities of Cambridge and Bristol have discovered more about what makes flowers attractive to bees rather than humans. Published ...
May 28, 2012 |
4.3 / 5 (6) |
0
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Newly modified nanoparticle opens window on future gene editing technologies
The scientific and technological literature is abuzz with nanotechnology and its manufacturing and medical applications. But it is in an area with a less glitzy aura—plant sciences—where nanotechnology ...
Nanotechnology / Bio & Medicine
May 24, 2012 |
5 / 5 (2) |
0
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