Remove HIV’s invisibility cloak to defeat it
Removing a chemical “invisibility cloak” that makes HIV-infected cells look healthy might be the key to ridding people of the virus. Human cells protect themselves against immune attack by displaying proteins on their surface that mark them as “self”. When the immune system detects these proteins, it holds back. One way HIV evades immune attack…
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Linda Geddes - New Scientist
Video: world’s biggest airship inflated for the first time
Airships of the future are getting a little closer to reality. A new time-lapse video shows the world’s largest airship being inflated in an Alabama cattle barn, and the ship’s manufacturer says it will be ready for test flights soon. It took six hours to inflate it, but the video is condensed to about two…
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Rebecca Boyle - Popular Science