Trial by fire for the Ariane 6 upper stage

Validation testing continues for ESA's all-new Ariane 6 launch vehicle, with firing of its two upper stage engines to simulate the way they will have to operate together during a flight.

Electric car revolution puts Native communities at risk

Conditions are ripe for an accelerated transition to electric vehicle (EV) use in the United States. The Biden-Harris administration has set a target that 50 percent of newly purchased cars in 2030 be electric. In addition, ...

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