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Browse Hamalainen, Karina

1-68 out of 68 article(s)
Title Type Date Words
Candid shots: rather than risk his life to get close-up photos of wildlife, a photographer sends a robot in his place. Interview Aug 21, 2012 596
7 minutes of terror: the most nerve-racking parts of a trip to Mars are the final moments before landing. Aug 21, 2012 595
Firefly fieldwork. May 14, 2012 253
The Men in Black are back! How does cutting-edge science stack up against the fictional world of Men in Black 3? Cover story May 14, 2012 1797
Soaring above Earth. Brief article Apr 16, 2012 198
A bicycle revolution: people across the U.S. are riding bikes more--improving their health and helping the planet. Apr 16, 2012 1204
One smart dummy. Brief article Mar 26, 2012 288
What's living on you? Your body is host to trillions of organisms. Some are harmful--but most help you survive. Cover story Feb 13, 2012 1585
Futuristic flight. Brief article Jan 23, 2012 178
Head to head: helmet-cracking hits may make football exciting to watch, but they can be deadly to players. Jan 23, 2012 1637
Stellar light show. Brief article Jan 2, 2012 256
Facing the cliffs: elite rock climbers discuss the geology of their favorite climbing sites. Jan 2, 2012 1735
Sci-fi planet. Brief article Dec 5, 2011 198
Sprinting feat. Brief article Nov 14, 2011 256
Colossal construction: how engineers built a record-setting bridge downstream from the Hoover Dam. Nov 14, 2011 1738
Micro worlds: high-tech microscopes allow scientists to view objects with never-before-seen detail. Oct 17, 2011 1225
Sailing through space: the next generation of spacecraft relies only on the sun for its power. Sep 26, 2011 1104
Diving trick. Sep 5, 2011 206
Detecting danger: new high-tech screening for possible threats to travelers. Sep 5, 2011 1522
Gulf spill: one year later. Brief article Apr 4, 2011 244
Unlocking the mysteries of migration: millions of creatures make yearly, record-breaking treks across the globe. Why--and how--do they do it? Cover story Mar 21, 2011 1289
It came from space: space rocks called meteorites hold clues about the birth of our solar system. Mar 7, 2011 1045
Long-distance swim. Brief article Mar 5, 2011 122
Strange bubbles in space. Feb 14, 2011 200
Mining lithium for your iPod: why is the third element on the periodic table so important? It's needed to power everything from MP3 players to cars. Feb 14, 2011 1914
Android astronauts. Jan 24, 2011 357
Strong as spider silk. Brief article Jan 3, 2011 195
Eco-friendly pigs. Brief article Jan 3, 2011 293
Fire in the sky: an enormous ash cloud covers a continent after a glacier-topped volcano erupts. Jan 3, 2011 1815
Mixed-up species: what happens when members of two different species mate? Dec 6, 2010 1492
Setting out a butterfly banquet: a teen tests which senses butterflies use to find. Nov 8, 2010 640
Underwater museum. Brief article Oct 18, 2010 169
Deadly blasts: explosion experts use forensic science to investigate crimes committed by bombers. Oct 18, 2010 1856
Record-setting climb. Brief article Sep 27, 2010 195
Drilling for oil: how does the U.S. extract natural resources from the ocean floor--and is it worth the risks? Cover story Sep 27, 2010 1872
Are earthquakes on the rise? Brief article Sep 6, 2010 192
Fighting for scraps: discover the creatures that keep rotting corpses and other waste from covering the planet in heaps of filth. Sep 6, 2010 1206
Futuristic farm: floating greenhouses could one day help feed Earth's booming urban population. Apr 19, 2010 1453
Quake alert. Brief article Mar 15, 2010 269
Name that element! Which element on the periodic table makes a vehicle's engine run, reveals what killed the dinosaurs, and spins fabric? Follow these eight clues to find out. Mar 15, 2010 1411
Cool vacation: high-climbing teens go on a weeklong adventure to explore a glacier. Feb 20, 2010 1062
Free range. Brief article Feb 1, 2010 214
Wave of destruction: a tsunami recently struck American Samoa. Why was there no time to warn islanders of the incoming wave? Feb 1, 2010 2084
Vegetarian spider. Brief article Jan 6, 2010 133
Born in the USA: a nature preserve in North Carolina cares for a variety of lemurs normally found only in Africa. Jan 6, 2010 1018
Coldest craters. Brief article Dec 7, 2009 152
Water world. Brief article Nov 9, 2009 273
Your teenage brain: adolescence can be a turbulent time. Find out why it's largely your' brain's fault. Nov 9, 2009 1214
Cactus trackers: park rangers turn to a high-tech solution for combating cactus theft. Oct 26, 2009 1409
Treetop toilet. Brief article Oct 5, 2009 128
Oyster gardeners: New Jersey students reintroduce oysters to the local waterways. Oct 5, 2009 1506
Battling boredom. Brief article Sep 21, 2009 87
All caught up: one teen tackles the problem of abandoned fishing gear. Sep 21, 2009 1167
Raining burgers. Brief article Sep 7, 2009 132
Teen dinosaur hunter: Students scour the desert for prehistoric fossils to display in their school's museum. Sep 7, 2009 1763
Toughing it out. Brief article May 11, 2009 162
Star Trek tech: how close are we to reaching 23rd-century technology? May 11, 2009 1339
So long to sorting: a new trend in recycling is spreading across the United States. Apr 20, 2009 1258
Coconuts to car parts. Apr 6, 2009 133
Wheelchair wheelies: a Las Vegas teen breaks skate-park records--in a wheelchair. Cover story Apr 6, 2009 1318
Why we yawn. Mar 16, 2009 137
Freed from the ice: around the world, glaciers are melting--revealing human remains and artifacts that have been trapped in ice for thousands of years. Mar 16, 2009 870
The sky's the limit: this year marks the 400th anniversary of Galileo's telescope. See how astronomers' view of the night sky has changed since then. Feb 23, 2009 1329
The name game: scientists have a sense of humor--especially when it comes to naming new species. Feb 2, 2009 922
Bee charmer. Feb 2, 2009 307
Let it show. Jan 12, 2009 256
Name that element! What element found in meteorites can strengthen steel, power model airplanes, and color glass green? Follow these eight clues to find out. Jan 12, 2009 1217
Slimed! Jan 12, 2009 362

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