Christa McAuliffe, still pioneering, is first woman with a statue on New Hampshire capitol grounds
Most human embryos naturally die after conception – restrictive abortion laws fail to take this embryo loss into account
Weird mystery waves that baffle scientists may be 'everywhere' inside Earth's mantle
A celebrity 'Russian spy' whale spotted with harness found dead in Norwegian waters
Even desert plants known for their resilience are burning and dying in the heat
Chocolate's future could hinge on success of growing cocoa not just in the tropics, but in the lab
SpaceX launches back-to-back Falcon 9 rockets within 65 minutes and aces 2 landings days after a failed booster touchdown
Rocket Lab's Mars probes reach launch site ahead of 1st flight on Blue Origin New Glenn rocket (photos)
