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Mosquito Sperm Follow Their “Noses” to an Egg

Proteins on mosquito sperm enable them to sniff their way to waiting eggs in female mosquitoes.

February 2, 2014: Walking from Siberia to Australia, Prepping Putin’s $51 Billion Bash and More

This week, join host Boyd Matson and his guests as they walk from Siberia to Australia, celebrate Putin’s $51 billion Olympic bash, get to the historic bottom of Groundhog Day, cycle 11,000 miles from Norway to South Africa, spend 200 days in a year deep inside of caves, dodge the bubonic plague in Madagascar, and search for the last of Africa’s glaciers.

Geography in the News: Malaria

By Neal Lineback and Mandy Lineback Gritzner, Geography in the NewsTM  Malaria: The Geography of a Debilitating Disease Malaria has been a longtime scourge upon many countries of the world. Malaria was wiped out in the  U.S. South in the 1930′s, confirming epidemiologists’ and the medical community’s belief that this disease could be eradicated in…

Top 10 Headlines Today: Space Station Leak, Earth Timelapse…

The top 10 headlines on our radar today: Astronauts are dealing with a dangerous leak on the International Space Station, stunning timelapses of Earth show how the planet has changed in the last few decades, and…

University of Cape Town Researchers Believe They Have Found a Single Dose Cure for Malaria

CAPE TOWN (2012-08-28):  The University of Cape Town’s Science Department believes that it has found a single dose cure for Malaria. This was announced by researchers that have been working on this compound, from the aminopyridine class, for several years. Unlike conventional multidrug malaria treatments that the malaria parasite has become resistant to, Professor Kelly Chibale and his…

Closer Look: Turning Mobile Phones Into Mobile Medical Labs

Emerging Explorer Dr. Aydogan Ozcan is developing a revolutionary global health solution using one of the most common forms of technology available- the smart phone.

Malaria-transmitting mosquito splitting into two species, researchers find

The war against the No. 1 human killer disease, malaria, may be facing complications from evolution. Researchers funded by the U.S. National Institutes of Health (NIH) have found that the major malaria-transmitting mosquito species, Anopheles gambiae, is evolving into two separate species with different traits, “a development that could both complicate malaria control efforts and…

Mosquito-zapping laser device may be next weapon in war on malaria

Scientists have developed a hand-held laser that can kill mosquitoes in high volume, National Geographic News reported today. Researchers hope the invention will help combat malaria, one of the world’s most deadly diseases. Seeing is believing, so watch this video:   Read the video transcript Stopping a Global Killer (National Geographic Magazine feature on malaria–July 2007)

Natural Insect Repellent Found to Be More Effective than DEET

NGS photo by Robert Sisson A natural compound found in the Tauroniro tree (Humiria balsamifera) of South America has been found to deter biting of mosquitoes and to repel ticks, says research presented in the latest issue of Journal of Medical Entomology. Researchers led by Aijun Zhang, of the U.S. Agricultural Service’s Invasive Insect Biocontrol…

Mosquito Virus Could Be a Weapon Against Malaria

Does hope for a strategy to control malaria lie in a virus that can kill or program the mosquitoes that transmit the disease? Researchers at the Johns Hopkins Bloomberg School of Public Health’s Malaria Research Institute have identified a previously unknown virus that is infectious to Anopheles gambiae–the mosquito primarily responsible for transmitting malaria. The…

The Day of the Mosquito

Pause for a moment on World Mosquito Day to reflect on the little bloodsucker that probably causes more human suffering than any other organism. Observed annually today, August 20, World Mosquito Day originated in 1897 by Dr. Ronald Ross of the Liverpool School of Tropical Medicine, according to the American Mosquito Control Association, a nonprofit…

Clinton Announces AIDS Initiative in Senegal

  Dakar, Senegal–The final stop in Africa lasted only a few hours. Essentially we flew here to listen to President Clinton and others make an announcement about new guidelines to treat infants born with HIV.  Read the National Geographic News story about it.  

In Liberia for a Few Hours

Monrovia, Liberia– We were up at 3 this morning for the flight to Monrovia, capital of Liberia. In something like 30 hours we will have set foot in four countries: Rwanda, Liberia, Senegal, and Mexico. After interviewing Clinton last night I found there was no electricity in my hotel room. This is a major problem…

An Interview With Bill Clinton

Kigali, Rwanda–Back in the capital last night, a few of us rushed to visit the Kigali Memorial Center, which was opened four years ago on the tenth anniversary of the genocide. The memorial is built on a site where 250,000 victims of the genocide were interred by Kigali authorities after countless unidentified people in shallow graves…

New Rwanda Hospital to be “Most Modern in Africa”

Butaro, Rwanda–Hundreds of people lined the hills and streets of Butaro, a small town across the border with Uganda in the Burera district of Rwanda, waiting all day for President Clinton to visit for a groundbreaking ceremony for the district’s first hospital. Burera is in the only one of Rwanda’s 30 districts still lacking a…