A pumice "raft" the size of Manhattan is drifting towards Australia, bringing along with it new marine life that could help with the recovery of the Great Barrier Reef's corals, half of which have been killed in recent years as a result of climate change https://t.co/Lkow6vjjji

The first regular international passenger air service between London and Paris took place 100 years ago today https://t.co/VkIfenmJE5

Hong Kong protestors square off against police armed with water cannons, the first time the tool has been used in the past three months, a spokesperson says https://t.co/gWhKOnJ3IL

RT @CNNnewsroom: The Iranian Foreign Minister Mohammad Javad Zarif arrived at the G7 summit city of Biarritz today. CNN’s Pamela Brown reports. https://t.co/IspwyCM0bX

After President Trump appeared to soften his stance on China tariffs at the G7 summit, aides swooped in to explain he wasn't backing down https://t.co/VoUgixM9Pv

Israel says it foiled a "pending large-scale attack" by Iranian forces and Shiite militia on Israeli targets with a series of airstrikes near Damascus https://t.co/7875uwoQfV

Children in England are growing up in shipping containers, office blocks, and bed and breakfasts, a report into youth homelessness has found, as authorities around the country struggle to combat the country's crippling housing crisis. https://t.co/AaFx1BFMVM

This mom went to the hospital thinking she had kidney stones, but ended up going into labor with triplets https://t.co/4LBwy5yQdq https://t.co/RyTqBE10V6

Earth seems like the perfect hub for life because it's the only planet known so far to host it — but new research suggests that other planets could have oceans that are even more hospitable, offering life that is more varied than we know it https://t.co/vX8vRlZQPc

Breathtaking new video shows coral from the Atlantic Ocean spawning in a laboratory environment for the first time ever https://t.co/uO031OUKuq https://t.co/h3QTTVkDfv

The creators of television show "The Simpsons" are trolling President Trump yet again. And this time, a bunch of Democratic lawmakers are along for the ride with a parody of the song "America" from "West Side Story." https://t.co/mu9beb2q9d

"Just spread the word around: chess is for anybody."

This chess tournament offers kids with disabilities a competitive space to feel accepted and play a game they love. https://t.co/CuWitZ8hbJ

Blame humans for starting the Amazon fires, environmentalists say https://t.co/SBVKPKV0Tx https://t.co/yuuX38CZP4

This rescue dog will star in Disney's live-action remake of "Lady and the Tramp" https://t.co/UvQ0c0mFdt https://t.co/PYpxrGK2NM

Environmental activists warn that if the Amazon reaches a point of no return, the rainforest could become a dry savannah, no longer habitable for much of its wildlife. If this happens, it could start emitting carbon -- the major driver of climate change. https://t.co/9hxGHvAqJk

This 25-year-old Swedish daredevil claims he broke two Guinness World Records for wingsuit piloting in a single day https://t.co/kFp3mj9SXo https://t.co/q47PGsRGRg

A tropical plant has produced male and female cones outdoors in the UK for the first time in 60 million years, in an event that botanists say is a clear indication of climate change https://t.co/hkxGyIawTa

This man broke a cycling speed record, hurtling down a runway at over 174 miles per hour on a custom-made bike in what he called the "biggest rush you'll ever experience" https://t.co/w01fJWUijy https://t.co/P8WwHDwlZl

The Amazon rainforest:

-Is the world's largest remaining tropical rainforest
-Is home to at least 10% of global biodiversity
-Produces 20% of the world's oxygen
-Helps regulate the planet's temperature

Without it, climate change could become irreversible https://t.co/Q3C7YIYSSR

Meghan, Duchess of Sussex, made an unexpected appearance this past week at a photo shoot for her Smart Works charity, which provides unemployed women with outfits for job interviews. https://t.co/EYquw8uU8B https://t.co/8CaQaTiknM