What are the mathematics behind herd immunity? How does caffeine work? Find out in ScienceSeeker's picks of the best posts for the week of July 6 - 12 2020 #SciSeekPicks #SciComm.

In this week's best from the world of science news, explore how T cells may be the key to combating coronavirus, and meet Kongonaphon kely, or 'tiny bug slayer', a newly discovered tiny relative to dinosaurs and their flying cousins, pterosaurs. ScienceSeeker editors' favourite posts within their respective areas of interest and expertise also cover many other important and exciting topics. Why not have a read, inform yourself, and indulge your scientific curiosity?

• How caffeine works by Andrew Cooper-Sansone for Biology and Life.

Caffeine is a central nervous stimulant that 'takes the brakes off' of your brain.
Credit: nicolethewholigan via Flickr (CC-BY 2.0)

• The tricky math of herd immunity for Covid-19 by Kevin Hartnett for Wired.
• Covid-19 immunity may rely on a microscopic helper: T Cells by Gregory Barber for Wired.
• Thoughts on the absurdity of teaching on campus in the Fall by Terry McGlynn at Small Pond Science.
• More on T cells, antibody levels, and our ignorance by Derek Lowe at Science Translational Medicine.
• Air pollution, asthma, and you: How fine particles cause airway inflammation by Eléonore Pérès for ImmunoBites.
• How to tackle food waste for a sustainable future by Talking Nutrition Editors for DSM Talking Nutrition Blog.
• New data indicates that some Polynesians carry Native American DNA by John Timmer for Ars Technica.
• Photosynthetic bacteria spin spider silk for the masses by Masataka Sasabe for It Ain't Magic.
• Gabon Dam development threatens fish habitat by Munyaradzi Makoni for Hakai magazine.
• Narwhal DNA captured a survival story the last time the glaciers melted by Cassie Freund for Massive Science.
• A new tiny relative of dinosaurs and pterosaurs by Cosmos magazine.
• NASA Rover captures what a solar eclipse looks like on Mars by Ethan Siegel at Starts with a Bang.
• How Astronomers learned to ‘listen’ to gravitational waves by Caitlyn Buongiorno for Discover magazine.
• The biggest flipping challenge in quantum computing by Adrian Cho for Science.
• Why we have gadgets: Electromagnetism by Justin Dingman for Sciworthy.

To indulge your curiosity even more, follow us on Facebook or Twitter for honourable mentions of great posts that didn't quite make our #SciSeekPicks list this week. Want #SciSeekPicks to help satisfy your scientific curiosity every week? Sign up here for regular notification emails.

Check back next week for more great picks!