Browse Perkins, S.
1-285 out of 285 article(s)
| Title |
Type |
Date |
Words |
| Portrait of a meltdown: many factors led to 2007's record low in Arctic sea ice. |
|
Dec 22, 2007 |
550 |
| The salt flat that isn't flat: world's largest playa sports ridges, valleys. |
|
Dec 8, 2007 |
551 |
| Falling behind: North American terrain absorbs carbon dioxide too slowly. |
|
Dec 1, 2007 |
510 |
| Huge, yet not quite life-size. |
|
Nov 17, 2007 |
201 |
| Yellowstone rising: magma floods into chamber beneath park. |
|
Nov 10, 2007 |
512 |
| Digging the scene: dinos burrowed, built dens. |
|
Oct 27, 2007 |
521 |
| Lake-bottom bounty: some Arctic sediments didn't erode during recent ice ages. |
|
Oct 6, 2007 |
479 |
| Unexpected archive: mammoth hair yields ancient DNA. |
|
Sep 29, 2007 |
531 |
| Bumpy bones: fossil hints that dinosaur had feathery forearms. |
|
Sep 22, 2007 |
495 |
| Grazing on the periodic table: some ancient microorganisms lived on a diet of pure sulfur. |
|
Sep 15, 2007 |
454 |
| Sonic sands: uncovering the secret of the booming dunes. |
|
Sep 8, 2007 |
470 |
| Cretaceous corsages? Fossil in amber suggests antiquity of orchids. |
|
Sep 1, 2007 |
489 |
| O river deltas, where art thou? Coastal sinking stalls sediment accumulation. |
|
Aug 25, 2007 |
462 |
| Asian Forecast: hazy, warmer: clouds of pollution heat lower atmosphere. |
|
Aug 4, 2007 |
490 |
| Birth of an island: megaflood severed Europe from Britain. |
|
Jul 21, 2007 |
511 |
| Polymer breakdown: reaction offers possible way to recycle nylon. |
|
Jul 7, 2007 |
530 |
| Storm norms: Caribbean corals and sediments yield clues to hurricane frequency. |
|
Jun 9, 2007 |
482 |
| Ice age ends smashingly: did a comet blow up over eastern Canada? |
|
Jun 2, 2007 |
550 |
| Using seismometers to monitor glaciers. |
|
Jun 2, 2007 |
187 |
| Biological hot spots: ocean eddies may not always lock away carbon. |
|
May 19, 2007 |
507 |
| Invisible trail: analyzing the vortices in the wake of a bat. |
|
May 12, 2007 |
445 |
| Long ago gas. |
Letter to the editor |
Apr 28, 2007 |
117 |
| Ancient extract: T. rex fossil yields recognizable protein. |
|
Apr 14, 2007 |
511 |
| No escape: there's global warming on Mars too. |
|
Apr 7, 2007 |
483 |
| High and dry: pollution may stifle mountain precipitation. |
|
Mar 10, 2007 |
426 |
| Ancient slowpoke. |
|
Mar 3, 2007 |
124 |
| Stroke of good fortune: a wealth of data from petrified lightning. |
|
Feb 17, 2007 |
548 |
| From bad to worse: earth's warming to accelerate. |
|
Feb 10, 2007 |
551 |
| Ancient glider: dinosaur took to the air in biplane style. |
|
Jan 27, 2007 |
419 |
| Going under down under: early people at fault in Australian extinctions. |
|
Jan 20, 2007 |
445 |
| Electrode enhancements: new materials may boost fuel cell performance. |
|
Jan 13, 2007 |
526 |
| Paleotrickery: a lengthy lineage for leaf-mimicking insects. |
|
Jan 6, 2007 |
458 |
| Irony on high: global warming cools, thins upper atmosphere. |
|
Dec 23, 2006 |
495 |
| Dim harvest: Asian air pollution has limited rice yields. |
|
Dec 9, 2006 |
513 |
| Balancing act: El Ninos and dust both affect coral bleaching. |
|
Nov 25, 2006 |
420 |
| Not so clean: service industries emit greenhouse gases too. |
|
Nov 11, 2006 |
482 |
| Flow west, young river: ancient Amazon ran opposite today's route. |
|
Nov 4, 2006 |
423 |
| Mastodons in musth: tusks may chronicle battles between males. |
|
Oct 28, 2006 |
505 |
| Nearly naked: large swath of Pacific lacks seafloor sediment. |
|
Oct 14, 2006 |
426 |
| Mystery of the missing heat: upper ocean has cooled slightly in recent years, despite warming climate. |
|
Sep 30, 2006 |
456 |
| Moo juiced? |
Letter to the editor |
Sep 23, 2006 |
104 |
| Solid surprise: high-pressure oxygen takes unpredicted form. |
|
Sep 16, 2006 |
474 |
| On the rise: Siberian lakes: major sources of methane. |
|
Sep 9, 2006 |
483 |
| Mercury rising: natural wildfires release pollutant. |
|
Aug 26, 2006 |
433 |
| New view: method looks inside embryo fossils. |
|
Aug 12, 2006 |
476 |
| As glaciers shrink, the Alps get taller. |
Brief article |
Aug 12, 2006 |
211 |
| Obsidian artifacts can record ancient climate. |
Brief article |
Aug 12, 2006 |
265 |
| Northern refuge: white spruce survived last ice age in Alaska. |
|
Aug 5, 2006 |
433 |
| Breaking crust: sonar finds new kind of deep-sea volcano. |
|
Jul 29, 2006 |
485 |
| Sandy clues to ancient climate. |
Brief article |
Jul 22, 2006 |
126 |
| Global warming heats up nursery of hurricanes. |
Brief article |
Jul 22, 2006 |
211 |
| Radiation redux: forest fires remobilize fallout from bomb tests. |
|
Jul 15, 2006 |
477 |
| Blundering hordes. |
Letter to the editor |
Jul 1, 2006 |
93 |
| Sticky subjects: insights into ancient spider diet, kinship. |
|
Jun 24, 2006 |
554 |
| Ancient webbed masters. |
Brief article |
Jun 17, 2006 |
117 |
| Toxic tides: another reason to worry about hurricanes. |
|
Jun 10, 2006 |
509 |
| Oil booms: whales don't avoid noise of seismic exploration. |
|
Jun 3, 2006 |
516 |
| Blast survivors: fragments of asteroid found in ancient crater. |
|
May 13, 2006 |
428 |
| Seismic speed traps: iron-rich regions may slow deep-earth vibes. |
|
Apr 29, 2006 |
414 |
| Greenland glacial quakes becoming more common. |
Brief article |
Apr 29, 2006 |
236 |
| Limited storage: lack of nutrients will constrain carbon uptake. |
|
Apr 15, 2006 |
417 |
| Hot and cold. |
Letter to the editor |
Apr 8, 2006 |
128 |
| Tiny bubbles: oldest evidence yet for methane makers. |
|
Mar 25, 2006 |
478 |
| Shaken but not stirred: rock formations reveal past quakes' size limit. |
|
Mar 18, 2006 |
389 |
| Crater in the sand. |
Brief article |
Mar 11, 2006 |
126 |
| Ancestor of kings: early progenitor of T. rex had a crest. |
|
Feb 11, 2006 |
518 |
| Cold and deep: Antarctica's Lake Vostok has two big neighbors. |
|
Feb 4, 2006 |
475 |
| What a dino might be. |
Letter to the Editor |
Feb 4, 2006 |
85 |
| Charting the past: surveys map two lost harbors of Phoenicia. |
|
Jan 28, 2006 |
467 |
| Greenhouse plants? Vegetation may produce methane. |
|
Jan 14, 2006 |
572 |
| Albedo: abetted or abated? |
Letter to the Editor |
Jan 14, 2006 |
126 |
| Mass movement. |
Brief Article |
Jan 7, 2006 |
114 |
| Death in the Americas. |
Letter to the Editor |
Jan 7, 2006 |
222 |
| Roots of climate: plants' water transport cools Amazon basin. |
|
Nov 26, 2005 |
451 |
| Ancient grazers: find adds grass to dinosaur menu. |
|
Nov 19, 2005 |
506 |
| Caribbean extinctions: climate change probably wasn't the culprit. |
|
Oct 29, 2005 |
530 |
| Raptor line: fossil finds push back dinosaur ancestry. |
|
Oct 15, 2005 |
533 |
| Looks matter: if swallows aren't spiffy, mates' fidelity is iffy. |
|
Oct 1, 2005 |
437 |
| Steep degrade ahead: road salt threatens waters in Northeast. |
Brief Article |
Sep 24, 2005 |
249 |
| Dim view: darkening skies a regional phenomenon. |
|
Sep 24, 2005 |
573 |
| Seafloor features steered tsunamis. |
Brief Article |
Aug 27, 2005 |
120 |
| Fine fabric: new, fast way to make sheets of nanotubes. |
|
Aug 20, 2005 |
506 |
| Methane maker: method gets to root of gas from rice paddies. |
|
Aug 13, 2005 |
449 |
| Multifaceted mineral: intense heat, pressure bear new form of silica. |
|
Aug 6, 2005 |
458 |
| What wavelengths? |
Letter to the Editor |
Aug 6, 2005 |
114 |
| Young and helpless: fossils suggest that dinosaur parents cared. |
|
Jul 30, 2005 |
410 |
| Under pressure: high-stress tests show surprising change in a mantle mineral's behavior. |
|
Jul 23, 2005 |
470 |
| Muddy, clarified. |
Letter to the Editor |
Jul 16, 2005 |
386 |
| Growth slumps: melting permafrost shapes Alaskan lakes. |
|
Jul 9, 2005 |
423 |
| Killer bite: Ancient, tiny mammal probably used venom. |
|
Jun 25, 2005 |
528 |
| Wetland blanket: volcanic sulfates may curb methane emission. |
|
Jun 18, 2005 |
460 |
| Icy heat: satellites look at heat flow through Antarctica's crust. |
|
Jun 11, 2005 |
425 |
| High anxiety: sudden solar flare highlights space risks. |
|
Jun 4, 2005 |
453 |
| Portrait of destruction. |
Brief Article |
May 21, 2005 |
156 |
| Mind the gap: inadequate monitoring at many U.S. volcanoes. |
|
May 7, 2005 |
517 |
| Bed of armor: large rocks hold fast in flooding streams. |
|
Apr 30, 2005 |
449 |
| Coming storms: method predicts intensity of U.S. hurricane seasons. |
|
Apr 23, 2005 |
417 |
| Egg-citing discovery: dinosaur fossil includes eggshells. |
|
Apr 16, 2005 |
469 |
| Hit again: December temblor probably caused new Sumatran quakes. |
|
Apr 2, 2005 |
419 |
| Old softy: Tyrannosaurus fossil yields flexible tissue. |
|
Mar 26, 2005 |
493 |
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