In 2014, Google’s Alan Eustace strapped himself to a weather balloon, soared to a height of 135,000 feet … and then jumped — all for science. Read more about his experiment … and about 9 others who merrily pushed the boundaries in the name of their work.

How do you build a real-world machine to test the most abstract of theories? Janna Levin talks with Rai Weiss, one of the original designers of LIGO, the four-kilometer-long sensors that have now twice detected the distant reverberations of two black holes crashing into one another.

An inside look at the intense year-long investigation into the shady sales of the Trump Ocean Club high-rise in Panama

Just as it's helpful to have a regular, physical check-up, it helps to do the same for your relationship. Maybe it's time to assess the state of your union.

In 2017, a dozen formations were added to the International Cloud Atlas, the official compendium of all things cloud. Cloud Appreciation Society founder Gavin Pretor-Pinney introduces us to them and to the wild and wonderful world above our heads.

Cultured meat could be coming to our plates in the next few years. How is it made? Will it help — or hurt — the planet? Here’s what we know.

Curious about how to build a stronger relationship? Take a cue from children.

Corrupt officials and criminal operators are brilliant at hiding their money and actions from public view. But there’s something we can do about it, says the team at Global Witness. It starts with closing loopholes.

TED社区成员Keith W. Henline回应了John McWhorter关于短信文化的演讲，分享了他对新兴沟通方式的个人看法，肯定了短信作为现代语言的价值，同时也警示了边开车边发短信所带来的致命危险。

Get ideas for how to use random acts of kindness to boost your well-being.