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世界上最强大的X射线激光器旨在解决中子难题,发现暗物质
欧洲X射线自由电子激光器(XFEL)已被开发用于寻找轴子。 暗物质是一种神秘的物质,构成了宇宙的大部分质量。科学家们知道它的存在,因为它对星系的引力作用,但我们看不到它,它的确切性质仍然未知。
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今日热点
Is in critical condition
Joint Chiefs chair fired
Three killed in shooting
LA mayor removes fire chief
To perform free concert
Effort to ban DEI blocked
Legendary soul singer dies
5 found dead in IN home
Demands productivity report
FDA says shortage over
‘Deadwood’ actor dies
Yankees drop ban on beards
AP sues Trump officials
Power steering issue recall
Home sales fell in January
FBI staff transfer plan
TX measles outbreak grows
Recalling 240,000+ cars
To drop immigration case
Warmer weather on the way
Judge allows staff removal
Hawaii gas grill explosion
Pepperdine University sues
Seeks nearly $40B in fire aid
Trump names 'pardon czar'
Hamas frees six hostages
LA DA opposes new trial
Plans to cut 5,400 jobs
Trial adjourned indefinitely
Coinbase: SEC to drop suit
ISR delays prisoner release
PA hospital shooting
Frozen shakes recalled
Pee-wee's Playhouse star dies
Helicopter crashes in Idaho
Attacker found guilty
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