For most Brazilians taking a bachelor’s or diploma course, getting a certificate for a course or attending a scientific congress seems trivial, but for the…
The number of bee species observed in the wild has decreased by about 25% since the 1990s. – 01/27/2021 – Science
The number of bee species observed in nature around the world has decreased by about 25% between 1990 and the last decade, according to a…
Geometric Problems of Classical Greece: Dice Duplication – 01/26/2021 – Marcelo Viana
Because of the insights from Mesopotamia and Egypt, ancient Greece made remarkable advances in geometry. However, three problems withstood the ingenuity of the Greeks and…
The giant planet ‘superfofo’ fascinates scientists – Sidereal Messenger
One of the least discovered exoplanets ever discovered is even less dense than previously thought. This is suggested by a study that was accepted for…
No asteroid hits Earth in this news – basic research
By Renata Fontanetto Click-hunting titles inform more incorrectly than scientific processes communicate * * Let him throw the first stone (or meteorite) that has never…
The team finds “pregnant with Taubaté” from space, a rare system with six stars – Messenger Sideral
While studying data from NASA’s Tess satellite, a group of astronomers almost fell backwards by identifying a rare six-fold star system. It’s practically the astronomical…
Unlimited economic growth is a harmful myth that must be wasted ASAP – 01/23/2021 – Reinaldo José Lopes
I started reading an encyclical and a defamation of the environment at the same time in 2021 – which made a lot of sense since…
Biological differences between the sexes partly explain the higher risk of death from Covid in men – 01/21/2021 – Balance and Health
The risk of dying from Covid-19 is almost twice as high if the patient is male, and this higher mortality rate may in part be…
The ground we walk on is a window into the past – basic research
By Pedro Val Landscapes have a chronological memory * * When we talk about Earth’s geological past, fossils, especially dinosaurs, come to mind. Perhaps some…
Halley’s Comet is a mathematical clock from space – 01/19/2021 – Marcelo Viana
When I returned to Brazil in 1986 to do my doctorate at the Impa (Institute for Pure and Applied Mathematics), one scientific topic dominated the…
