Many of the diseases astronauts are exposed to on long-term space flights can be related to a malfunction in their cell’s powerhouse, the mitochondria. This…
What 635 epidemiologists had planned for this Thanksgiving Day in the USA – 11/26/2020 – balance and health
An epidemiologist’s family wanted to celebrate the harvest festival in a garage with tables ten feet apart and the door open. Another epidemiologist’s family foregone…
If the coronavirus is in the air, why are we still cleaning surfaces? – 27/11/2020 – balance and health
At the Hong Kong desert airport, cleaners are constantly spraying baggage carts, elevator buttons and check-in counters with antimicrobial solutions. In New York City, workers…
Additive potentiates and prolongs the disinfecting effect of alcohol 70% – synthesis
70% alcohol is one of the main products used in disinfection, as well as a lesser known class of substances, quaternary ammonium, which is common…
Lewis and Darwin’s Tao – 11/28/2020 – Reinaldo José Lopes
“CS Lewis and Charles Darwin go into a pub and start talking about the Tao”: Yeah, I know it sounds like one of those very…
Studies reconstruct the history of the precursor galaxies of the Milky Way – Outer Messenger
Scientists know that galaxies grow and evolve through collisions. But how can you decipher the family tree of the Milky Way, even after so many…
Racism and Science – Basic Research
By Mariana Inglez What have we done to break the legacy of “biological” justification for oppression? * * In the article “O Escravo do Naturalista”…
What more work needs to be done to be honest or dishonest? – 30.11.2020 – Suzana Herculano-Houzel
For the philosophers on duty, this is: What is human nature? Are we selfish and dishonest by nature, always ready to take advantage of cheating,…
Follow the landing of the Chinese Chang’e-5 Mission – Sidereal Messenger
The CNSA (Chinese space agency) is trying this Tuesday (1st) around 12.15 p.m. (from Brasília) to promote the landing of the unmanned Chang’e-5 probe. The…
The Chinese probe Chang’e-5 successfully lands on the moon – Messenger Sidereal
The Chinese probe Chang’e-5 successfully landed on the moon this Tuesday (1º) at 12:13 pm (from Brasília). The next stage of the mission, which is…