Category Archives: Estimate risks


  Mosquitoes are the world’s most dangerous killer. The diseases they transmit, malaria, Zika and dengue fever, cause more than a million deaths per year. Some scientists have suggested exterminate all dangerous mosquito species. One method is to release genetically modified (GM) male mosquitoes which prevent further breeding. In this project, students investigate whether exterminating mosquitoes is a good […]

Exterminar [Brasil]

  O mosquito pode ser um assassino perigoso. As doenças transmitidas por determinados mosquitos, Zika, Dengue, Chikungunya, Malária, causam mais de um milhão de mortes por ano. Alguns cientistas têm sugerido exterminar todas as espécies perigosas de mosquito. Um dos métodos utiliza mosquitos machos geneticamente modificados que interrompem o ciclo de reprodução. Neste projeto, os […]

Ebola #Top 3 activity

Will the next outbreak be a global pandemic? The 2014 Ebola outbreak in West Africa was the largest in history, and killed more than 11,000 people. Even survivors are suffering long term health problems. Scientists have responded quickly with a number of possible vaccines. In this activity students are asked if they would volunteer to […]

Electronic cigarettes

Turkey, Wales, Normandy and parts of Canada have recently banned the use of electronic cigarettes indoors, and the EU is considering following their example. Campaigners in support of an EU-wide ban point out that nicotine from e-cigarettes may contribute to heart disease and cancers, as well as damaging the brains of developing foetuses. In this […]


The Zika virus is linked to brain damage in unborn babies and is spreading rapidly through South America. The World Health Organisation declared it an international emergency. Scientists are working on a vaccine and will soon want to test it on people. The Dilemma for students is: would you test a Zika vaccine? They review the science […]

GM decision

Following a EU rule change, the growing of GM crops across Europe will increase in many countries. It looks likely that GM foods such as breakfast cereals may be on our supermarket shelves within a year – but will many people choose them over GM-free alternatives? In this activity students apply their knowledge about genes […]