How the Titanic was taken down by a mirage

Unusual atmospheric conditions led to a most historic end for the star-crossed White Star liner.

Space weather alert: G2 geomagnetic storm watch in effect, auroras possible

Don’t expect massive power outages this week, but do expect to see beautiful northern lights after a significant solar flare erupted from a location on the sun’s surface previously believed to be inactive.

There's still a way to reach global goal on climate change

A new study finds that if the nations of the world live up to their promises, future climate change can be kept to within an international goal set by scientists. But it won't be the safest international goal.

Why Biden is waiving rule on higher levels of ethanol in gas this summer

President Joe Biden says his administration will suspend a federal rule that bars higher levels of ethanol in gasoline during the summer.

Climate change: Earth will be 'unlivable' if emissions don't fall faster, UN report warns

A new report from the UN’s top body of climate scientists is warning that temperatures will go beyond a key danger point unless countries worldwide cut greenhouse emissions faster than they are currently committed to doing.

Flamingo that escaped Kansas zoo 17 years ago spotted in Texas

Wildlife officials say one of two flamingos that escaped from a Kansas zoo during a storm 17 years ago has been spotted on the coast of Texas.

Microplastics found in human blood for the 1st time, study says

Microplastics have been found in our food, drinks and even in human placentas. Now, researchers say they have found the first-ever evidence of microplastics in human blood.

Satellite images show New York-sized ice shelf collapse in East Antarctica

Scientists are concerned because an ice shelf the size of New York City collapsed in East Antarctica, an area that had long been thought to be stable.

Great Barrier Reef suffers widespread coral bleaching due to high ocean temperatures

An Australian government agency says the Great Barrier Reef is suffering widespread and severe coral bleaching due to high ocean temperatures two years after a mass bleaching event.

More than pretty photos: The science behind colorful sunrises and sunsets

Have you ever wondered why the sun puts on a breathtaking show of colors in the morning and at dusk? The bountiful hues of reds, oranges and pinks at sunrise and sunset are certainly something worth treasuring each day, and you can thank science for that.

What is net-zero living and why experts say it’s worth it

Aiming to reach a goal of net-zero for all is a stretch, but there are feasible ways for you to reduce your greenhouse gas emissions just by making changes in your own home and behavior.

How to reduce your carbon footprint: Practical tips for day-to-day life

Here are some easy choices people can make in their day-to-day lives that can reduce one’s carbon footprint — many of which require little or no extra cost.

UN report on climate change: Urgent action needed to secure a 'liveable' future

A new UN report to guide leaders in their efforts to curb climate change warns the world is going to get sicker, hungrier, poorer and more dangerous in the next 18 years.

UN: Wildfires getting worse globally, governments unprepared

A warming planet and changes to land use patterns mean more wildfires will scorch large parts of the globe in coming decades, causing spikes in unhealthy smoke pollution and other problems that governments are ill prepared to confront, according to a U.N. report released Wednesday.