Viewpoint: Paying the costs of climate resilience

The transition to an environmentally sustainable economy has begun, but it will be a generation (about twenty years) before we will see moderation of global warming. The cost of reducing climate pollution faster would be ...

Why people tend to believe UFOs are extraterrestrial

Most of us still call them UFOs—unidentified flying objects. NASA recently adopted the term "unidentified anomalous phenomena," or UAP. Either way, every few years popular claims resurface that these things are not of our ...

Analyzing the expression of hate speech in YouTube comments

Researchers at the Interactive Technologies Institute have conducted a study on hate speech targeting marginalized communities in YouTube comments. Cláudia Silva joined a research team led by Paula Carvalho (INESC-ID/IST), ...

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