Researchers find that shifts in Earth’s orbit can trigger abrupt climate changes, even in warm periods without ice sheets.

44 degrees, or about half way between its extremes, and this angle is very slowly decreasing in a cycle that spans about 41,000 years. 5 degrees relative to its orbital plane around the sun, is the ...

Winters are becoming shorter, which means allergy season is becoming longer. A new analysis released Wednesday from the nonprofit Climate Central shows that recent "freeze-free" seasons across 172 ...

HOUSTON, Texas (KTRK) -- On the first full day of spring, ABC13 learned how climate change is leading to longer allergy seasons not only in Southeast Texas but across the country. Our partners at ...

In the past, people trusted the seasons to come and go in a steady, familiar pattern. These cycles helped them grow food, celebrate festivals and plan their lives. But now, that rhythm is changing.

What did your study find about how wildfire season is changing? Over the past three decades, California has seen a trend toward more destructive wildfire seasons, with more land burned, but also an ...

It is beginning to look a lot like Christmas.... It did not, actually. Christmas recorded a 14° average temperature in Delhi.

Fall is in the air. Chicago evenings have a crisp breeze. But something has been bugging Annie Andrews. Specifically, bees and wasps and a whole lot of sneezing. “It’s gotten to a point, like, I ...

Season length and temperatures vary naturally from year to year. But the unprecedented rate of global warming observed since the 1950s, due primarily to emissions of heat-trapping pollution from ...

Oceans made warmer by human-caused climate change are fueling more intense hurricanes in the Atlantic. In our warming climate, these storms also bring heavier rainfall and higher storm surge when they ...