May 31, 2026

A Dyson sphere is a hypothetical megastructure built by an advanced civilization to capture the vast amounts of energy emitted by a star. Illustration: depositphotos.com

Are the coldest "stars" in the galaxy alien megastructures?

Astronomers propose a new way to identify alien megastructures: look for extremely cold "stars" that emit mostly infrared light and appear free of dust.

Immune system memory cells may help in long-term fight against ovarian cancer

A study from the Weizmann Institute of Science reveals that memory cells of the immune system do not only work against viruses and bacteria. In women with ovarian cancer, memory B cells were found that are able to reach the tumor and produce antibodies.
The late Prof. Yitzhak Appluig. Photo by Shlomo Shoham, Technion Spokesperson

Research Professor Yitzhak Appluig, former president of the Technion, has passed away

Research Professor Yitzhak Appluig, former president of the Technion and one of Israel's most prominent chemists, has passed away. Appluig was a pioneer in computational chemistry and led the Technion through a period of crisis alongside significant academic development.