The comet could be older than our solar system. The comet is also distinct because nickel vapor was detected in the gas ...

From crumbling skylines to raging storms, these films turn catastrophe into unforgettable spectacle. Each disaster unfolds ...

Examples of Fe-rich and silica-rich impact microspherules (a and b) and metallic dust particles (MDPs; c and d) interpreted as cometary dust from Baffin Bay cores. Yellow arrows show particles of ...

A recent study claims to have found new geochemical evidence of an Earth-altering comet impact at the end of the last ice age, but skeptics still aren't convinced. Reading time: Reading time 3 ...