Online NewsHour: Science & Technology Archive

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	Nov. 3, 2009 How the Climate Changed Human Evolution


	Nov. 2, 2009 Kindle, Price War Changing the Way We Read


	Oct. 30, 2009 In Colorado Desert, Hope Blooms for Pond Scum as Fuel


	2009 NOVEMBER Nov. 20, 2009 New Guidelines Recommend Later, Less Frequent Cervical Cancer Screening Women can wait to have their first Pap test for cervical cancer until age 21, and can wait longer between screenings than recommended in the past, according to new guidelines released Friday.

	Nov. 18, 2009 Author Auletta Dissects Global Impact of Google Jeffrey Brown speaks with author Ken Auletta about his new book on Internet powerhouse Google called 'Googled: The End of the World as We Know It.'

	Nov. 16, 2009 Breast Cancer Screening Should Begin at Age 50, Panel Finds A government medical task force recommended major changes in breast cancer screening guidelines Monday, suggesting that most women should not begin getting routine mammograms until age 50, and then only once every two years.

	Nov. 13, 2009 News Wrap: Bombers Strike in Afghanistan, Pakistan In other news, at least 24 people died in a suicide bombing near a U.S. military base outside of Kabul, and in Pakistan, a truck bomber killed at least 10 people outside the northwestern headquarters of the Pakistani intelligence services.

	Nov. 3, 2009 How the Climate Changed Human Evolution NOVA explores the issue of climate change as it relates to human origins in part one of a three part series on evolution.

	Nov. 2, 2009 Kindle, Price War Changing the Way We Read Jeffrey Brown explores the shifting world of book publishing, and examines how technology and readers are changing the industry.



	OCTOBER Oct. 30, 2009 In Colorado Desert, Hope Blooms for Pond Scum as Fuel In the latest in a series about innovation amid economic turmoil, Tom Bearden reports on efforts to convert algae into clean fuel.

	Oct. 30, 2009 News Wrap: Stocks Slide on Weak Consumer Spending In other news, stocks dropped on Friday on news of weak consumer spending, and the White House said it was unhappy with the output of swine flu vaccine.

	Oct. 28, 2009 No Insurance? On Borneo, This Clinic Accepts Manure On the Southeast Asian island of Borneo, the Asri Clinic doesn't take credit cards. Instead, the clinic accepts payments that improve the local ecosystem, be it seedlings for replanting, eggshells for composting, even manure. Fred de Sam Lazaro reports.

	Oct. 28, 2009 Cities Struggle With Access to Green Energy Sources In cities across the country, officials are faced with the task of getting renewable energy from the outskirts of town to the urban centers where demand is greatest. NewsHour correspondent Spencer Michels reports from Los Angeles.

	Oct. 26, 2009 Experts Answered Your Questions on the H1N1 Flu Vaccine The H1N1 swine flu virus is now widespread in 46 states and has hospitalized more than 20,000 people in the U.S., according to CDC officials. Meanwhile, delays in vaccine production have led to long lines at clinics and doctors' offices. Two experts on vaccines answer your questions.

	Oct. 23, 2009 CDC: H1N1 Vaccine Efforts Not Meeting Goals The Center for Disease Control and Prevention said Friday that the H1N1 flu's effects have already matched those of the seasonal flu. Ray Suarez reports.

	Oct. 23, 2009 Swine Flu Widespread in U.S., Vaccine Delays Continue The H1N1 swine flu virus is now widespread in 46 states, has hospitalized more than 20,000 people and caused more than 1,000 deaths in the U.S., Dr. Thomas Frieden, director of the Centers for Disease Control and Prevention, said Friday.

	Oct. 21, 2009 Chaos in Clinics Over H1N1 Vaccine Shortage Throughout the nation, concern over a possible H1N1 vaccine shortage is causing chaos at hospitals. Betty Ann Bower visits a clinic in Maryland for more.

	Oct. 20, 2009 HIV Vaccine Tests Confirm 'Modest' Protection, More Research Needed PARIS \| The complete results of the first vaccine trial to ever show some protection against HIV were released Tuesday, and researchers sought to refute criticism that the study's results could be weaker than indicated.

	Oct. 19, 2009 In Greenland, Ice Unlocks Climate Change History Scientists dig deep into Greenland's ice to unearth the history of climate change. Climatologist and Climate Central correspondent Heidi Cullen reports.

	Oct. 15, 2009 Solar Energy as Competitive Sport Green technology can take many forms, be it in eco-friendly light bulbs, hybrid cars, or wind turbines. It can even take the form of homework, as in the case of students competing in the Department of Energy's "Solar Decathlon."

	Oct. 13, 2009 ScienceNow Looks at Rescuing the Hubble The NewsHour airs an excerpt from a NOVA ScienceNow report on efforts to repair the Hubble Space Telescope.

	Oct. 9, 2009 Small Crash on Moon Could Have Big Scientific Impact Scientists hope crashing a probe into the moon will shed light on whether there is much water there.

	Oct. 9, 2009 Moon Explosion Could Yield Water for Humans A NASA spacecraft crashed into the Moon on Friday morning, on purpose, in a bid to discover ice hidden below the lunar surface.

	Oct. 8, 2009 Tracking Tainted Food a Near Impossibility in U.S. Lee Hochberg reports on the difficulty in tracking the source of tainted foods and the complicated trail from production to sale.

	Oct. 8, 2009 Flu Season to Come Earlier, Stronger than Expected The flu season might start earlier than expected, complicating efforts to distribute an H1N1 vaccine before people are infected. Betty Ann Bowser reports.

	Oct. 7, 2009 New Saturn Ring Could Hold a Billion Earths A team of scientists have discovered a new ring around the planet Saturn, already famous for its many rings, that is so large that it has the volume equivalent to one billion Earths.

	Oct. 6, 2009 Masters of Light: Americans Win the Nobel Prize in Physics Jeffrey Brown reports on three American scientists who were awarded the Nobel Prize in Physics for their pioneering research in fiber optics and digital photography.

	Oct. 6, 2009 'Masters of Light' Receive Nobel in Physics The three scientists awarded the Nobel Prize in Physics Tuesday all developed new ways of harnessing light for different technological applications that are now used all the time, every day, all over the world.

	Oct. 5, 2009 Nobel Prize for Medicine Goes to American Trio Three Americans were named the 2009 winners of the Nobel Prize in Medicine Monday for their work identifying a key growth enzyme that has important implications for research on aging, and for diseases like cancer.

	Oct. 1, 2009 Fossil Find Sheds Light on 'Early Evolutionary Steps' A 4.4-million year old fossil, discovered in Africa has opened a window onto humans' "early evolutionary steps," according to the group of scientists responsible for the find. Ray Suarez reports.



	SEPTEMBER Sept. 30, 2009 One Man's Trash, Another Man's 'Earthship' In the latest installment in his series on innovation during the recession, Tom Bearden examines how one architect is turning unlikely items into environmentally friendly homes he calls "earthships."

	Sept. 29, 2009 Politics, Engineering Intersect Over Bay Bridge Political wrangling can often get in the way of critical infrastructure improvements Case in point: The rebuilding of the San Francisco-Oakland Bay Bridge. Spencer Michels reports.

	Sept. 28, 2009 Government Aims for Cost, Security Benefits With Cloud Computing When Vivek Kundra, the federal chief information officer, describes how the government has gone about spending money on information technology in the past, images of infamous $200 government hammers and ashtrays can easily spring to mind.

	Sept. 25, 2009 Unearthed Gold Sheds Light on Anglo-Saxon History Britain's largest collection of gold artifacts has been discovered and it dates back 1,300 years to the Anglo-Saxons. Nicholas Glass of ITN reports.

	Sept. 25, 2009 World Leaders Warn Iran Over Uranium Enrichment President Obama and the leaders of France and Britain accused Iran Friday of building a covert uranium-enrichment site. Former U.N. weapons inspector David Albright examines what's known about the Iranian facility.

	Sept. 24, 2009 HIV Vaccine Shows Promise for First Time An AIDS vaccine tested in Thailand has shown signs of stopping HIV infection for the first time. Tim Clarke of ITN reports on the clinical research.

	Sept. 24, 2009 Trial Shows First HIV Protection from Vaccines Promising results released Thursday from an HIV vaccine trial in Thailand show for the first time that a vaccine may prevent HIV infection.

	Sept. 22, 2009 Better Storage Options Sought as Wind, Sun Power Catch on Tom Bearden reports on new innovations that would allow for better storage of electricity generated by the wind and sun.

	Sept. 22, 2009 At U.N. Summit, China Pledges to Lead Effort to Curb Climate Change As the U.N. kicked off a summit on climate change in New York, China promised to lead the way in combating global warming. Margaret Warner reports.

	Sept. 18, 2009 No 'Plan B' for Copenhagen Climate Summit, U.N. Negotiator Says Ahead of a U.N. conference on global warming this December in Copenhagen, the organization's top climate negotiator speaks with Margaret Warner about the outlook for a global pact to curb greenhouse gas emissions.

	Sept. 18, 2009 India's Population Boom Tests Green Revolution's Legacy Fred De Sam Lazaro reports from India about new questions about the environmental impact of the nation's first major initiative to grow more food to meet the needs of a booming population.

	Sept. 17, 2009 Obama Shelves Bush-era Plan for Missile Defense Shield The White House said Thursday that the U.S. will scrap a European missile shield proposed by the Bush administration to thwart the threat of an attack from Iran. Analysts weigh in on the decision.

	Sept. 17, 2009 Progress Towards a Malaria-Free Tanzania In this reporter's notebook, senior correspondent Ray Suarez writes about the steps Tanzania has taken to reduce malaria infection, and the promise of new malaria vaccine trials.

	Sept. 11, 2009 One-shot Solution Explored for H1N1 Vaccine Margaret Warner speaks with Dr. Anthony Fauci of the National Institute of Allergy and Infectious Disease about a new H1N1 flu vaccine.

	Sept. 10, 2009 Study: H1N1 Replicates, Spreads Faster Than Seasonal Flu A new study released by University of Maryland researchers this month found that the 2009 H1N1 influenza virus may have a biological advantage over other seasonal flu viruses this winter.

	Sept. 3, 2009 Entrepreneurship? There's an App for That While the recession has battered most industries, it has sparked innovation across a range of many others. Case in point: the cell phone application market. Simon Marks reports.



	AUGUST Aug. 28, 2009 IAEA Report Shows Some Slowdown, but Continued Nuclear Activity in Iran Iran has showed some signs of cooperation in slowing its uranium enrichment activity but indicators continue to point toward a covert nuclear weapon program, according to a report released Friday by the U.N. nuclear watchdog.

	Aug. 25, 2009 NOVA scienceNOW: Mysteries of Memory An excerpt of NOVA scienceNOW, which takes an in-depth look at the human brain as a neuro-anatomist dissects one into 3,000 pieces.

	Aug. 19, 2009 Tiny: Art From Microscopes Inside the Dane County Regional Airport in Madison, Wis., an art exhibit called "Tiny: Art From Microscopes at UW-Madison" invites travelers to find art in images normally reserved for the pages of scientific journals.

	Aug. 19, 2009 Tiny World, Big Art in Madison If you happen to find yourself waiting out a flight delay at the airport in Madison, Wis., look on the bright side: You'll have more time to browse an exhibit that unites art and science.

	Aug. 18, 2009 Record-setting Cyber Theft Stirs Questions on Security The Justice Department indicted three men on Monday for stealing more than 130 million credit and debit card numbers by hacking into the computer systems of five major companies. Cyber-securiity experts discuss the case with Ray Suarez.

	Aug. 14, 2009 With Eyes on Moon and Mars, Space Exploration Goes Under Review According to a presidential review panel, the U.S. plan to return astronauts to the moon by 2020 will not happen without a big boost in NASA's budget.

	Aug. 14, 2009 Budget Woes Expected to Ground Some Space Missions U.S. budget constraints threaten to ground some of NASA's manned space missions. Judy Woodruff looks at the space program and its future prospects.