Flávio Bolsonaro, now the favorite to win Brazil’s presidency, would give President Trump a critical new ally in Latin ...

The constellation Orion the Hunter, showing Rigel at the bottom right. Chart via EarthSky. At magnitude 0.13, Rigel is the 7th-brightest star in the night sky. It appears at a lower corner (or upper ...

One of the largest volcanic eruptions of the nineteenth century took place in 1831 CE. Although this event led to significant Northern Hemisphere climate cooling, the source of this eruption remains a ...

The term “Global South” has become increasingly prevalent in discussions about international relations, development and geopolitics. However, unlike the more precisely defined “Indo-Pacific,” the ...

Sailing the southern Pacific Ocean in 1769, two of history’s greatest navigators drafted a remarkable map. One was the British explorer Captain James Cook. The other was Tupaia, an aristocratic high ...

Satellite microwave sensors are well suited for monitoring landscape freeze-thaw (FT) transitions owing to the strong brightness temperature (TB) or backscatter response to changes in liquid water ...

A Tufts scholar explores the little-known early history of Asians in the Americas—and advocates for a view of history that transcends the concept of the nation “A lot of [hatred toward Asians and ...

Antarctic bottom water (AABW) production is a key factor governing global ocean circulation, and the present disintegration of the Antarctic Ice Sheet slows it. However, its long-term variability has ...

School of Biomedical Engineering & Imaging Sciences, King’s College London, King’s Health Partners, St Thomas’ Hospital, London SE1 7EH, United Kingdom ...

Invertebrates constitute the majority of animal species and are critical for ecosystem functioning and services. Nonetheless, global invertebrate biodiversity patterns and their congruences with ...

Hyperarid climate and salty lakes prevail in the current Qaidam Basin, but this basin was once a large paleolake until the early Quaternary. However, its evolution history and relationship with ...