Monarch butterflies tagged with stickers in Chicago garden as they migrate south

Credit: CC0 Public Domain Near the driving range in Chicago’s Lakeview area, a faint but sweet smell floats in the air. One can follow it to a collection of beds where flowers sprout, surrounding a community garden in which vegetables and herbs grow. A hummingbird and a goldfinch fly close to the flowers. And now, … Read more

South Africa’s farm exports are an economic lifeline, with weak spots

SA agriculture exports. International trade has been at the core of South Africa’s agricultural progress since the early 2000s. Since 1994, the country has excelled in opening up new markets, as evidenced by several free trade agreements with critical regional and international markets. The country exports roughly half of its produce in value terms. The … Read more

Genomic analysis reveals true origin of South America’s canids

A pack of bush dogs crosses a stream. Credit: Diego Torres/Napo Wildlife Center Ecolodge South America has more canid species than any place on Earth, and a surprising new UCLA-led genomic analysis shows that all these doglike animals evolved from a single species that entered the continent just 3.5 million to 4 million years ago. … Read more

South African colonial diaries are helping climate scientists reconstruct weather patterns of the past

A copy of the VOC’s registers for April 1789. These daily registers contained rich detail—including about the weather. Credit: Tracing History Trust The current climate crisis raises many questions. Some are forward-looking: how can this be fixed? Some look to the recent past: how did we get here? And some reach further back into history: … Read more

Scientific ‘detective work’ with South American mummies reveals they were brutally murdered

The Marburg male mummy – macroscopic views of the whole mummy. Credit: AM Begerock, R Loynes, OK Peschel, J Verano, R Bianucci, I Martinez Armijo, M González, AG Nerlich How frequent was violence in prehistoric human societies? One way to measure this is to look for trauma in prehistoric human remains. For example, a recent … Read more

Research team confirms icy conditions existed in South Pole region during Late Cretaceous period

Nature Communications (2022). DOI: 10.1038/s41467-022-32736-9″ width=”800″ height=”529″/> Bedrock map of Northern and Southern Victoria Land, Antarctica, showing the distribution of outcrop and location of the Butcher Ridge Igneous Complex (BRIC) and other localities referred to in the text with demonstrated mid to late-Cretaceous alteration ages. Basemap constructed using Quantarctica v3.2 from the Norwegian Polar Institute … Read more

Only South Africa’s elite benefits from black economic potential—and COVID-19 proved it

Bo-Kaap, Schotsche Kloof, Cape Town, South Africa. Credit: Unsplash/CC0 Public Domain More than two decades ago the South African government put in place a policy designed to redress racial imbalances in the country’s economy. But, as I suggest in a recent paper, the policy—known as broad-based black economic potential)—has been hijacked and repurposed by individuals … Read more

South Florida’s monarch population is an ‘unusual beast.’ Some butterflies are endangered, but these plan to hang around

Credit: CC0 Public Domain Jackie Minett is a tour guide at Butterfly World in Coconut Creek, Florida, dubbed the “butterfly capital of the world.” She leads children and seniors, some tourists, some Floridians, around the gardens to gawk at butterflies: zebra longwings, emperor butterflies, and the most recognizable of all monarchs. South Florida’s monarch population … Read more

South Korean spacecraft launched to the moon, country’s 1st

A SpaceX Falcon 9 rocket, with the Korea Pathfinder Lunar Orbiter, or KPLO, lifts off from launch complex 40 at the Cape Canaveral Space Force Station in Cape Canaveral, Fla., Thursday, Aug. 4, 2022.South Korea joined the stampede to the moon Thursday with the launch of a lunar orbiter that will scout out future landing … Read more

South Korea’s moonshot will explore magnetic mysteries and more

South Korea’s first mission to the moon, the Korea Pathfinder Lunar Orbiter (KPLO), is set to blast off Thursday on a mission to explore magnetic anomalies, search for future landing sites and sniff out rare elements on the moon. The spacecraft, which is also known as ‘Danuri‘ — a portmanteau of Korean words meaning ‘moon’ … Read more