You have full access to this article through your institution. Hello Nature Readers, would you like to receive this report in your inbox for free every day? Register here. Researchers are trying to produce human sperm (shown here in a colored electron microscope image) from stem cells in the laboratory.Credit: Juergen Berger/Scientific Photo Library Scientists
The latest Ebola outbreak in the Democratic Republic of the Congo (DRC) and Uganda is one of the largest on record, with more than 1,700 cases confirmed since April. Dozens of governments and health organizations are supporting the public health response caused by the Bundibugyo species of Ebola virus. Their approaches reveal how global health
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Receive the daily Popular Science newsletter💡 Breakthroughs, discoveries and DIY tips delivered six days a week. By registering, you confirm that you are over 16 years of age, will receive newsletters and promotional content, agree to our Terms of Use, and acknowledge the data practices in our Privacy Policy. You can unsubscribe at any time.