barrier

This tissue can form a physical barrier that makes it harder for cancer drugs to reach tumor cells.

From Science Daily ● Oct. 4, 2026

Inexperience has hardly been a barrier for those who want to start their own schools, as we have reported this year.

From Salon ● Oct. 4, 2026

Shockwaves can form along wing surfaces and produce a sonic boom when crossing the sound barrier.

From The Wall Street Journal ● Oct. 3, 2026

If every risk leads us to add another checkpoint, fence or barrier, we may gain a sense of control but lose the ability to create the kind of public togetherness that forms a bonded city.

From Los Angeles Times ● Oct. 1, 2026

The invisible barrier must have disappeared, too, because Mini finally noticed Aru.

From "Aru Shah and the End of Time" by Roshani Chokshi

Many people report barriers such as lack of confidence, uncertainty about how to start, fear of injury or the belief that gyms are not for them.

From Science Daily ● Oct. 2, 2026

Additional research highlighted systemic barriers experienced by women coaches, including bullying, harassment and unequal opportunities.

From BBC ● Oct. 1, 2026

“LACCD students include recent high school graduates, working adults, immigrants, parents, first-generation college students and people returning to school for new skills. Their barriers are different, so our solutions must be flexible.”

From Los Angeles Times ● Oct. 1, 2026

Those include a growing tide of government debt testing the limits of investor demand, the artificial-intelligence investment boom that is powering economic growth, and rising trade barriers that are pushing up inflation.

From The Wall Street Journal ● Sep. 30, 2026

As Sarai had felt waves of Lazlo’s feelings even through the barriers of his consciousness, so did he feel the sudden blaze of hers.

From "Strange the Dreamer" by Laini Taylor