New heat-map observations of interstellar object 3I/Atlas reveal unusual thermal patterns suggesting the body may be rotating irregularly or experiencing unexpected outgassing behaviour. When missing ...

Heat exhaustion occurs when the body overheats from high temperatures and inadequate fluid intake. Symptoms include heavy sweating, fatigue, dizziness, headache, nausea, and a rapid heartbeat. Treat ...

Warning: This graphic requires JavaScript. Please enable JavaScript for the best experience. By 2050, over 5 billion people — probably more than half the planet’s ...