Latest from Emily Chung
A NASA spacecraft scooped rubble from an asteroid. Here's what was inside
Scientists have finally had a close look at the rubble collected by a spacecraft from the asteroid Bennu. Here's what they found inside and what it could tell us about the origin of life on Earth.
How powerful Santa Ana winds are supercharging the L.A. wildfires
Deadly and destructive wildfires are tearing through the Los Angeles area, and powerful winds are literally fanning the flames. Here's how wind is making the wildfires more dangerous and harder to fight.
Updated
Huge hummingbird, 'starry night' gecko among new species of 2024
It's the time of year when scientific organizations take a look back at some of the most amazing new animals, plants, fungi and other species they discovered in the past 12 months. Here are a few of their coolest finds, from the world's biggest hummingbird to a gecko that looks like a van Gogh painting.
Could tariffs fight climate change?
Tariffs are a hot topic these days. But could they help cool the planet? Many countries are discussing carbon tariffs or carbon border adjustments as a way to protect their competitiveness while fighting climate change. Here's a closer look.
Canada's cities are losing up to 19 days of winter
Cities around the world, including in Canada, have lost weeks' worth of winter ski, skate and snow days each year due to climate change. They've been replaced by dozens of days of rain, melt and mud, a new analysis finds.
Disasters turn homes into trash. This insurance company aims to recycle it
Big storms and flooding can quickly turn homes into trash. But a Canadian insurance company is trying to change with a pilot to recycle waste from weather-related insurance claims.
Analysis
Why nuclear power is so hot right now
Governments in Canada, the U.S. and abroad and some companies are all eyeing nuclear power to meet a growing demand for electricity and climate goals at the same time. Here's a closer look at why there seems to be renewed interest in nuclear, despite the rise of cheap wind and solar.
Demolishing buildings is a waste. There's another way: deconstruction
Constructing buildings takes a lot of wood, metal, concrete and other valuable resources. Demolishing them generates a huge amount of waste and carbon emissions. But there's another way – what if they were "deconstructed" so the materials could be reused and recycled?
Why a petrostate is hosting UN climate talks — again
For the second year in a row, the UN's annual climate conference opened in one of the oil capitals of the world — Baku, Azerbaijan. Here's why Baku was picked to host COP29, despite concerns about its record on climate change and human rights.
Rebuild or retreat? Repeat flooding forces tough decisions on homeowners, governments
Floods bring damage and destruction to homes, roads and entire communities. When they recede, repairing and rebuilding can be difficult and costly. One option is not to rebuild, but retreat to safety instead. When is that warranted? Where and how is it happening? And what are the pros and cons?