A velocidade de rotação das galáxias há muito tempo intriga os cientistas, já que a gravidade proporcionada pela matéria que podemos observar não seria suficiente para que elas se mantivessem inteiras.
Nasa/James Webb Telescope
Estudos recentes mostram que a principal teoria alternativa à matéria escura, a Dinâmica Milgromiana, falha em explicar as observações
Galaxy rotation has long perplexed scientists.
Nasa/James Webb Telescope
Recent research shows the main alternative theory to dark matter, Milgromian dynamics, is failing.
Truong My Lan at her trial in Vietnam, April 2024.
EPA-EFE/STRINGER
A recent corruption case in Vietnam has led to the owner of a bank being sentenced to death.
StunningArt/Shutterstock
Em 1908, o filósofo inglês J. M. E. McTaggart publicou um importante artigo sobre a lógica do tempo.
StunningArt/Shutterstock
In 1908, the English philosopher J. M. E. McTaggart published an important paper on the logic of time.
Seagrass meadows are a hugely important store of blue carbon - and so is the rest of the ocean sea floor.
Philip Schubert/Shutterstock
Blue carbon is stored in mangroves, seagrass and sediments. Discussions at the UN Ocean Decade conference reiterate the importance of preserving existing sea floor habitats, before it’s too late.
Les outils technologiques améliorent la surveillance des activités des navires dans le golfe de Guinée.
PhotoXinovap/Shutterstock
Les technologies sont essentielles pour contrer les menaces à la sécurité en mer dans plusieurs pays d'Afrique de l'Ouest et du Centre
Women in China have to pay high prices for tampons, compared to many places in the world.
Gijsbert Hanekroot /Alamy
Chinese women are ignoring taboos around menstrual products to argue for fairer prices, using social media channels.
Tech tools improve the monitoring of ship activities in the Gulf of Guinea.
Xinovap/Shutterstock
Tech tools are playing a vital role in addressing security threats at sea in various west and central African countries.
Russia sees Serbia as an important ally.
Zoonar GmbH/Alamy
Europe should not ignore the importance of Serbia as a Russian ally.
Mavka in Mavka: The Forest Song.
Everett Collection Inc/Alamy Stock Photo
Sometimes I feel that after Chernobyl our land is cursed. Hearing about French children watching Mavka in a Parisian cinema, I felt hope.
Temperatures dropped well below freezing in Liverpool.
Adam Vaughan / EPA
It’s getting warmer, but there are bumps on the way.
Lydia Cole
Crofters who have managed the land for centuries are being offered dubious rewards to risk their rights.
Dogs being taken care of in an image from Livre de la Chasse (Book of the Hunt).
The Morgan Library and Museum/Faksimile Verlag Luzern
The place of dogs in society changed when hunting became an aristocratic pastime, rather than a necessity.
Pablo Carlos Budassi/wikipedia
If we lived in a cosmic area with below average density, it would explain recent contradictory measurements of the universe’s expansion.
Jjay69, Shutterstock
Researchers used ‘citizen science’ birdwatching data to rank Australian species. Among the most elusive birds were ‘hide and seek’ champions and a few possibly headed for extinction.
EPA-EFE/Mohammed Saber
Without a ceasefire and a negotiated peace there will be no end to the killing of civilians in Gaza.
moina.
Sirachai Arunrugstichai/GettyImages
Un nouveau traité sur les océans pourrait réorienter les pratiques de pêche non durables qui ont cours en haute mer en Afrique.
Sirachai Arunrugstichai/GettyImages
A new ocean treaty could redirect the unsustainable fishing practices that were happening on the high seas to coastal African nations.
Ikan pemancing menghantui laut dalam.
Shutterstock.
Tekanan di bagian laut dalam bisa 1000 kali lebih besar daripada tekanan yang kita alami di permukaan laut. Tapi makhluk yang hidup di sana memiliki beberapa keistimewaan.