People may be more likely to choose partners of the same blood type

How we choose a spouse is probably not random. Studies already suggest that spouses often share phenotypes — a person’s observable traits, such as body mass index, weight, height and intelligence1-7. Now, a new examination of 931,964 couples in China suggests that romantic pairs are also more l...

Lithium-carbon dioxide batteries get a boost

A novel bidirectional catalyst, designed at Tsinghua University, has overcome a key issue hindering the development of rechargeable lithium-carbon dioxide (Li-CO2) batteries. Still in the early stages of development, potential uses for these unusual batteries range from powering rovers under the ...

Everything is relational

Stella Christie studies how children and great apes reason. She has concluded that human society is built on the back of our relational mind.

How can artificial intelligence manage emotional conversations?

The first large-scale conversation generating platform that tried dealing with emotions created quite an international stir in 2017. Tsinghua’s Emotional Chatting Machine (ECM) received global news coverage by claiming to be able to identify and engage with both implicit and explicit emotions th...

A step forward for photonic chips

A new technique uses light to help print pure nanocrystals, opening the door to the photonic chips and super high-resolution virtual reality goggles.