Ancient humans built a bridge inside a cave on Mallorca nearly 6,000 years ago
Turkmenistan’s mysterious, flaming ‘Gates of Hell’
Schools in Pakistan's Karachi closed as rare August cyclone builds up
An upstate New York nonprofit is reclaiming a centuries-old cemetery for people who were enslaved
Rocket scientists build robot probes to gauge melting beneath Antarctica ice shelf
New record: Blue Origin launches youngest woman beyond Kármán line
Two solar probes are helping researchers understand what phenomenon powers the solar wind
Scientists: Baby in Gaza was infected with polio strain linked to mistakes in eradication campaign
