Denise Chow
Denise Chow is a former Space.com staff writer who then worked as assistant managing editor at Live Science before moving to NBC News as a science reporter, where she focuses on general science and climate change. She spent two years with Space.com, writing about rocket launches and covering NASA's final three space shuttle missions, before joining the Live Science team in 2013. A Canadian transplant, Denise has a bachelor's degree from the University of Toronto, and a master's degree in journalism from New York University. At NBC News, Denise covers general science and climate change.
Latest articles by Denise Chow
![Mars rover Curiosity's tracks on Mars seen from space in this image released Sept. 6, 2012.](https://cdn.mos.cms.futurecdn.net/WM7vQ5pH5FSt5j2wKRHJj6-320-80.jpg)
Amazing Mars Rover Shifting Into Science Gear After 1st Martian Month
By Denise Chow published
After one month on Mars, NASA's Curiosity rover is shifting into Martian science gear.
![Sunita Williams and Akihiko Hoshide prepare space station robotic arm on Sept. 5, 2012.](https://cdn.mos.cms.futurecdn.net/DaaR8m6McWQQNk9u2fvzP3-320-80.jpg)
How Astronauts Used a Toothbrush to Fix Space Station
By Denise Chow published
It took some improvised tools for two astronauts to repair the space station's power system.
![Akihiko Hoshide on the space station robotic arm](https://cdn.mos.cms.futurecdn.net/NJaFw7m28dBR3JhsvRpgHV-320-80.jpg)
Spacewalkers Overcome Stuck Bolt to Fix Space Station Power System
By Denise Chow published
Today's spacewalk was the sixth for Sunita Williams and the second for Akihiko Hoshide.
![Astronauts Sunita Williams and Akihiko Hoshide outside the International Space Station on a spacewalk on Sept. 5, 2012.](https://cdn.mos.cms.futurecdn.net/BESRAgSXRHBk2EuEP8QYih-320-80.jpg)
Astronauts Begin Spacewalk to Fix Space Station Power System
By Denise Chow published
Today's spacewalk is expected to last approximately 6.5 hours.
![Flight Engineer Akihiko Hoshide rides on the station's robotic arm.](https://cdn.mos.cms.futurecdn.net/GkRfwBddutqEzgiPPSjQon-320-80.jpg)
Astronauts to Take Extra Spacewalk Wednesday for Space Station Fix
By Denise Chow published
Space station astronauts Sunita Williams and Akihiko Hoshide will venture outside for the second time in six days.
![Spacewalker Akihiko Hoshide on Robotic Arm During Spacewalk](https://cdn.mos.cms.futurecdn.net/TVszoQ4xZZUrCbRHdpkDof-320-80.jpg)
Stuck Bolt Forces Extra Spacewalk for Space Station Crew
By Denise Chow published
Two astronauts were unable to install a replacement power unit during a lengthy spacewalk today.
![Spacewalker Akihiko Hoshide on Robotic Arm During Spacewalk](https://cdn.mos.cms.futurecdn.net/TVszoQ4xZZUrCbRHdpkDof-320-80.jpg)
Astronauts Battle Stuck Space Station Bolts in Marathon Spacewalk
By Denise Chow published
The astronauts struggled with a series of stuck bolts while completing their spacewalk.
![Astronauts Sunita Williams and Akihiko Hoshide begin spacewalking on Aug. 30, 2012.](https://cdn.mos.cms.futurecdn.net/q6fm7ZAio9dSsXA6bcpKic-320-80.jpg)
Astronauts Take Spacewalk Outside Space Station
By Denise Chow published
The astronauts are expected to spend 6.5 hours working on the exterior of the space station.
![Japanese astronaut Akihiko Hoshide of JAXA waves while testing his spacesuit inside the International Space Station ahead of an Aug. 30, 2012 spacewalk with crewmate Sunita Williams of NASA.](https://cdn.mos.cms.futurecdn.net/NvSaSRDUMpzb3ZEeFLdQS7-320-80.jpg)
Space Station Astronauts to Take Spacewalk Today
By Denise Chow published
NASA astronaut Sunita Williams and Japanese astronaut Akihiko Hoshide will conduct the spacewalk.
![The Robert C. Byrd Green Bank Telescope in West Virginia, the largest steerable radio telescope in the world, is observing 86 planetary systems that may contain Earth-like planets in hopes of detecting signals from intelligent civilizations](https://cdn.mos.cms.futurecdn.net/av6go97kJhZvVswEVpmNhK-320-80.jpg)
Iconic Telescopes Should Lose Funding, New Report Suggests
By Denise Chow published
A National Science Foundation committee recommends discontinuing funding for several iconic telescopes.
![Mars rover Curiosity spoof video by Satire](https://cdn.mos.cms.futurecdn.net/UFZpsxPKL6CMs7i6gTdobb-320-80.jpg)
'We're NASA and We Know It': Hilarious Music Video Spoofs Mars Rover Team
By Denise Chow published
The video takes a different spin on LMFAO's hit song "Sexy and I Know It."
![X1.4 Class Solar Flare of July 12, 2012](https://cdn.mos.cms.futurecdn.net/MAQqAq7TYPEDLN9sPAs5YE-320-80.jpg)
Sun Dominates Space Weather Concerns for Next Decade: Report
By Denise Chow published
The decadal survey was sponsored by NASA and the National Science Foundation.
![Dawn Orbiting Vesta](https://cdn.mos.cms.futurecdn.net/fFPBrdEpWSu8xSXT8SFzSj-320-80.jpg)
NASA's Dawn Spacecraft Hits Snag on Trip to 2 Asteroids
By Denise Chow published
A gitch has delayed the Dawn probe's trip from asteroid Vesta to Ceres.
![Expedition 32 Crew](https://cdn.mos.cms.futurecdn.net/S8d5f8neZUVsCUVrTbMoVS-320-80.jpg)
Space Station Crew Gears Up for 2 Spacewalks
By Denise Chow published
The Russian spacewalk will take place on Aug. 20, and the NASA spacewalk is scheduled to occur on Aug. 30.
![NASA astronaut Sunita Williams Demonstrates Bike Workout on the International Space Station](https://cdn.mos.cms.futurecdn.net/qEnHwAUExZbMm3oPRoJvqQ-320-80.jpg)
Space Triathlon: Station Astronaut to Compete Where No One Has Before
By Denise Chow published
NASA astronaut Sunita Williams will compete in the Nautica Malibu Triathlon from the space station.
![The Damaged HEXAGON Recovery Vehicle on the Ocean Bottom](https://cdn.mos.cms.futurecdn.net/QBRGEh99RFzkYKVmjuDiC6-320-80.jpg)
CIA Declassifies Amazing 1972 Spy Satellite Capsule Deep-Sea Rescue
By Denise Chow published
The expedition was carried out to retrieve a sunken film capsule in the Pacific Ocean.
![Curiosity Rover's Deck Photographed by Mast Camera](https://cdn.mos.cms.futurecdn.net/yLLm5PTkysmfbKVcCi8Yvj-320-80.jpg)
NASA Primes Mars Rover Curiosity for Software Upgrade
By Denise Chow published
The software transition will prepare Curiosity for its mission on the surface of Mars.
![Gale Crater Panorama in Color](https://cdn.mos.cms.futurecdn.net/PrT9A2Q2N39H5d75nnCuh-320-80.jpg)
Mars Rover Curiosity Beams Home 1st Color Panorama of Red Planet
By Denise Chow published
New Mars photos and video from NASA's Curiosity rover capture the Red Planet's stark beauty.
![Mars rover Curiosity takes picture of Mount Sharp in Gale Crater](https://cdn.mos.cms.futurecdn.net/HkTM9WmSWP5PbSJhWvyBaT-320-80.jpg)
Mars Rover Curiosity Snaps Photo of Crater's Mysterious Mountain
By Denise Chow published
The new photos show crisp views of the Curiosity rover's surroundings on the Red Planet.
![The International Space Station is featured in this image photographed by an STS-134 crew member on the space shuttle Endeavour after the station and shuttle began their post-undocking relative separation on May 29, 2011.](https://cdn.mos.cms.futurecdn.net/aiUyZBQ7fuRbrEjSBsQozK-320-80.jpg)
New Start-Up Aims to Fill Funding Gap for Space Projects
By Denise Chow published
The company, called Uwingu, is hoping to raise millions of dollars for research and educational projects.
![The Descent Stage](https://cdn.mos.cms.futurecdn.net/Zwcr7W2Mwt9BwozquDNbcH-320-80.jpg)
How Mars Rover Curiosity's Nail-Biting Landing Works (Pictures)
By Denise Chow published
Here's how NASA's newest Mars rover will land on the Red Planet.
![Artist's Conception of Curiosity Mars Rover](https://cdn.mos.cms.futurecdn.net/CBMgnsjJbee6AWubMKMxSM-320-80.jpg)
NASA Marking Historic Mars Rover Landing with Flurry of Events
By Denise Chow published
NASA hopes to use the Curiosity rover's landing to build awareness about Red Planet exploration.
![TV comedian Stephen Colbert discusses NASA's Mars rover Curiosity landing with astronaut John Grunsfeld, NASA's associate administrator for science missions, on Aug. 1, 2012.](https://cdn.mos.cms.futurecdn.net/eT28QjH9A7WQrGoAXdpHwQ-320-80.jpg)
TV Comedian Stephen Colbert Hypes NASA's Huge Mars Rover Landing
By Denise Chow published
The Curiosity rover is slated to touch down on Mars on the night of Aug. 5.
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