Science

Advanced MRI scans of 40 embassy workers who developed health problems in Havana found no evidence to support claims that they were attacked or suffered brain injuries.

Regal fritillary butterflies have largely disappeared from the East Coast, save for a military base in central Pennsylvania. A few days each summer, hundreds descend for guided tours to see them.

Comedy shows on TV often use recorded laughter in combination with a live audience. A new study shows that hearing laughter, especially spontaneous laughter, makes a bad joke seem funnier.

If Chandrayaan-2 reaches the moon as planned, India would become the fourth country to achieve a soft landing on the lunar surface, after the United States, Russia and China.

Hundreds of thousands of jobs were created for the Apollo space program. As the program ramped up, leaders in Huntsville, Ala., realized they needed to desegregate to attract talent.

For years scientists have said that there is no link between vaccines and autism. There are still many people who are reluctant to vaccinate. But, one woman has changed her mind about vaccines.

In the 1980s, there were less than two dozen California Condors left. Today, more than 500 exist in the world, thanks to the efforts of conservationists.

It was the only part of the Apollo 11 spacecraft that came back from the moon. Designing, testing and building it was a monumental task, according to two engineers who were part of the effort.

Project Apollo spurred on a technological revolution — everything from advances in food packaging to computers. Fifty years later, we are still reaping the rewards.

Scientists at four leading universities have seen their soybean experiments injured by a stealthy vandal: drifting fumes from a weedkiller called dicamba, now popular among farmers.

Native Hawaiian activists are protesting to prevent the construction of the world's largest telescope on Hawaii's tallest mountain. Now, authorities appear poised to break up the protests.

If you want to see what that future might look like, David Ewing Duncan's book is a fun place to start; he envisions various bots based on interviews with scientists and engineers, among others.