News tagged with seed
Researchers build flying robotic 'tree helicopter' (w/ Video)
(PhysOrg.com) -- Many trees disperse their seeds by releasing "helicopters," those single-winged seeds that are also called "samaras." As these seeds fall to the ground, their wing causes them to swirl and ...
Jan 25, 2011 |
4.5 / 5 (36) |
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Aerosols May Drive a Significant Portion of Arctic Warming
(PhysOrg.com) -- Though greenhouse gases are invariably at the center of discussions about global climate change, new NASA research suggests that much of the atmospheric warming observed in the Arctic since ...
Space & Earth / Earth Sciences
Apr 08, 2009 |
4.3 / 5 (19) |
15
Spiraling Flight of Maple Tree Seeds Inspires New Surveillance Technology (w/ Video)
(PhysOrg.com) -- Maple tree seeds (or samara fruit) and the spiraling pattern in which they glide to the ground have delighted children for ages and perplexed engineers for decades. Now aerospace engineering ...
Oct 20, 2009 |
4.3 / 5 (15) |
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Grape-seed extract kills laboratory leukemia cells, proving value of natural compounds
An extract from grape seeds forces laboratory leukemia cells to commit cell suicide, according to researchers from the University of Kentucky. They found that within 24 hours, 76 percent of leukemia cells had died after being ...
Dec 31, 2008 |
4.6 / 5 (13) |
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Solving the mystery of how plants survive near Chernobyl
Twenty-two years after the Chernobyl nuclear power station accident in the Ukraine — the worst in history — scientists are reporting insights into the mystery of how plants have managed to adapt and survive ...
May 13, 2009 |
3.9 / 5 (15) |
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'World's Most Useful Tree' Provides Low-Cost Water Purification Method for Developing World
A low-cost water purification technique published in Current Protocols in Microbiology could help drastically reduce the incidence of waterborne disease in the developing world. The procedure, which uses seeds from the Mo ...
Mar 03, 2010 |
4.9 / 5 (12) |
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Scientists Discover Pentagonal Ice
(PhysOrg.com) -- Scientists at the University of Liverpool have discovered a five-sided ice chain structure that could be used to modify future weather patterns.
Apr 07, 2009 |
3.9 / 5 (15) |
2
Seedless cherimoya, the next banana?
Mark Twain called it "the most delicious fruit known to man." But the cherimoya, or custard apple, and its close relations the sugar apple and soursop, also have lots of big, awkward seeds. Now new research by plant scientists ...
Mar 14, 2011 |
4.7 / 5 (12) |
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Lockheed Martin develops maple-seed-like drone
The seeds that drop from maple trees each fall, whirring softly to the ground like silent one-winged helicopters, are the inspiration for a new kind of flying machine that could be useful for military information-gathering.
Aug 15, 2011 |
4.3 / 5 (12) |
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Ocean acidification linked to larval oyster failure
Researchers at Oregon State University have definitively linked an increase in ocean acidification to the collapse of oyster seed production at a commercial oyster hatchery in Oregon, where larval growth had ...
Apr 11, 2012 |
4 / 5 (12) |
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Can Nanotubes Help Your Garden Grow?
(PhysOrg.com) -- When we think of nanotubes, we often think of solar panels and physical science. However, it appears that nanotubes can also provide valuable help to plants as a fertilizer. Just add carbon ...
Nanotechnology / Nanomaterials
Oct 06, 2009 |
3.9 / 5 (12) |
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How did flowering plants evolve to dominate Earth?
To Charles Darwin it was an 'abominable mystery' and it is a question which has continued to vex evolutionists to this day: when did flowering plants evolve and how did they come to dominate plant life on earth? Today a study ...
Dec 01, 2009 |
4.4 / 5 (10) |
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Extra pores on plants could ease global warming: Japan study
Japanese researchers said Thursday they had found a way to make plant leaves absorb more carbon dioxide in an innovation that may one day help ease global warming and boost food production.
Dec 10, 2009 |
3.9 / 5 (11) |
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Spicing the Meat Also Cuts the Cancer Risk
(PhysOrg.com) -- Spices will do more than just enhance the taste of ground beef. They'll also cut down on the risk of compounds that can cause cancer.
May 19, 2010 |
5 / 5 (8) |
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It's raining pentagons
This week's Nature Materials (09 March 2009) reveals how an international team of scientists led by researchers at the London Centre for Nanotechnology (LCN) at UCL have discovered a novel one dimensional ice ch ...
Nanotechnology / Nanomaterials
Mar 08, 2009 |
4.2 / 5 (9) |
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