We looked at eye photos and found one in every 150 Australians might have scarring from a common parasitic disease.
Tanes Ngamsom / Shutterstock
Los bosques tropicales son una de las mayores esperanzas de la humanidad para frenar el cambio climático.
Tropical forests are one of humanity’s best hopes for slowing climate change.
A forested plot in Thailand’s Doi Suthep Pui National Park, formerly burnt over, after 12 years of restoration.
Planting trees is a popular way to do something for nature, but putting seedlings in the ground is just the first step. And without long-term care, those sprouts may not last.
The Paraná basin in Brazil provides evidence that one of the world’s largest super-eruptions did not cause a mass extinction.
Huge volcanic eruptions were once believed to be the cause of mass extinctions on Earth. However, new research has found that super eruptions did not necessarily result in mass extinctions.
Fish need to cross roads too. But the tunnels built to channel rivers under roads and railways can block their migrations.
Government should be held accountable for its role in addressing obesity and diet-related diseases, such as type 2 diabetes, in South Africa.
The food industry’s tactics are designed to reduce the likelihood of the government adopting global recommendations to tackle obesity.
A public debate recently erupted among global taxonomists. Strongly-worded ripostes were exchanged. A comparison to Stalin was floated. But eventually, they worked it out.
Pangolins have been found with covonaviruses that are genetically similar to the one afflicting humans today.
Jekesai Njikizana/AFP/Getty Images
Yellow fever, malaria and Ebola all spilled over from animals to humans at the edges of tropical forests. The new coronavirus is the latest zoonosis.
An Amazonian man surveys the swollen river.
Local people are caught in an impossible situation – stay home and starve or venture out to buy food, potentially bringing the virus home too.
Out and about: Jair Bolsanaro waves to supporters during a rally in Brasilia on April 19.
Jair Bolsonaro has ignored and openly challenged the advice of health authorities, sacked his health minister and tried to use the pandemic for political gain.
Un agriculteur brésilien applaudit pendant un rassemblement du Mouvement des sans terre, le 1er juin 2003.
Antonio Scorza / AFP
Alors que se dessinent les contours de la nouvelle PAC, retour sur la réforme agraire brésilienne, aujourd’hui paralysée par le gouvernement de Bolsonaro.
Through the wonders of chemistry, molecules can be rearranged to completely transform color.
Erick Leite Bastos
A simple chemical reaction turns the red pigment of beets into a new, nontoxic blue dye.
Sifilis dapat menyebabkan kaburnya pengelihatan dan kasus ini sedang marak terjadi.
Sebagai dokter mata, kami melihat ada peningkatan dalam masalah penglihatan yang disebabkan oleh sifilis. Menerapkan seks aman juga penting untuk kesehatan mata kita.
The aftermath of the dam burst in Brumadinho.
The tailing dam collapse at the Brumadinho mine has shocked the world, but can we really be sure that ‘never again’ truly means never again?
Padaungiella lageniformis wiggles its pseudopods.
Daniel J. G. Lahr
Using the family relationships between single-celled protists alive today, researchers hypothesized what their evolutionary ancestors looked like – and then looked in the fossil record for matches.
Scorpions used to be a rural problem in Brazil. Now, residents of São Paulo and other urban areas are dealing with an infestation of these venomous creatures.
AP Photo/Alexandre Meneghini
Brazil’s scorpion infestation, which is terrorizing residents of São Paulo and other major cities, is a classic ‘wicked problem.’ That means officials must think outside-the-box to fix it.
Brazilians are more divided than ever.
Data scientists mapped the online behavior of Facebook users in Brazil, the US and Argentina. The result is a startling visual portrayal of just how deeply polarized these nations have become.
For Brazilian citizens, it sometimes feels like the whole country is on fire right now.
Things keep getting worse for South America’s most populous nation and biggest economy. What is going on, Brazil?
The Minha Casa Minha Vida programme has built millions of affordable units, but Brazil’s poorest still struggle to find adequate housing.
Brazil should ask itself which is more important: having a roof over your head or owning the roof over your head?