SAN FRANCISCO – The way parents use and manage screens at home may influence how teenagers play video games over time, according to a new study published in the World Journal of Pediatrics. Researchers from…
Ebola vaccine inches toward human clinical trials
[caption id="attachment_14507" align="alignnone" width="630"] Ebola virus swarms the surface of a host cell in this electron micrograph. Like most viruses, Ebola requires the help of a host cell to survive and replicate. PHOTO: TAKESHI NODA,…
Scientists deliver high-resolution glimpse of enzyme structure
New finding suggests differences in how humans and bacteria control production of DNA’s building blocks. [caption id="attachment_14503" align="alignnone" width="733"] Using a state-of-the-art type of electron microscopy, an MIT-led team has discovered the structure of an…
Waterbeds simulate weightlessness to help skinsuits combat back…
[caption id="attachment_14499" align="alignright" width="352"] SkinSuit evolution[/caption] Astronauts tend to become taller in weightlessness – causing back pain and making it difficult to fit into spacesuits. Astronauts may be more likely to suffer from ‘slipped discs’…
Chelyabinsk asteroid
[caption id="attachment_14494" align="alignnone" width="700"] Credit: M. Ahmetvaleev[/caption] Vapour cloud trail left by the Chelyabinsk asteroid as seen by M. Ahmetvaleev on 15 February 2013. It shows the path where an approximately 20 m-diameter, 13 000-tonne…