Fibre-optic cables line the coasts of the continents and criss-cross the oceans, carrying signals that are the backbone of communication in the modern world.

New research provides clear evidence of a human “fingerprint” on climate change and shows that specific signals from human activities have altered the temperature structure of Earth’s atmosphere.

Popocatépetl is one of Mexico’s most active volcanoes.

Birds across the Americas are getting smaller and longer-winged as the world warms, and the smallest-bodied species are changing the fastest.

A new study provides the first observational evidence of the stabilization of the anti-cyclonic Beaufort Gyre, which is the dominant circulation of the Canada Basin and the largest freshwater reservoir in the Arctic Ocean.

So far, 2023 stands out for the remarkable warmth that covered many parts of the U.S., with some states seeing their warmest January–April period on record.

For millions of people with seasonal allergies, springtime means runny noses, excessive sneezes and itchy eyes. 

A hot spell in Southeast Asia has broken all-time heat records.

Scientists find new route in bacteria to decarbonize industry. 

New research finds that Canada’s electrical and electronic waste (e-waste) has more than tripled in the last two decades, the equivalent of filling the CN tower 110 times and generating close to a million tons in 2020 alone.