PDF for physics from the official Punjab Board website. Access chapter-wise details for physics with the link to download the ...

Figure 2 TBH principle sums two 8-bit PWM signals in one 16-bit DAC = Vref (MSBY+LSBY/256)/256. The asterisked resistors are ...

Scientists can now snap ultra-powerful laser pulses in one shot. RAVEN reveals distortions instantly, unlocking breakthroughs ...

Scientists say they captured 3D images of a new organelle they're calling a "hemifusome," which may be a recycling center in ...

Wavefront shaping is a promising approach to deep tissue imaging. Until now, it was possible only via an invasive approach: ...

The team found only a 2 percent probability that the galaxies will collide in the next five billion years. In slightly over half of the simulated scenarios, Andromeda and the Milky Way experience at ...

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Master this glam and trendy half-up style with loose wave bundles—perfect for everyday or a night out. Includes hair brand feature! DuchessBraids. How to: Half Up Half Down w/ Top Knot ...

In Iran, a wave of arrests and harassment of women singers has swept the music industry. Some artists have found some fame by releasing music on social media. Authorities are tracking them down, too.

NASA and Boom Supersonic released an incredible photo capturing the shock waves of the supersonic XB-1 aircraft while it traveled in front of the sun during a Feb. 10 test flight.

If the control voltage falls below about -1.5 V, as determined by R1 and R2, oscillation will stop. Above +1 V, the match is still reasonable for another half octave and more. U2b divides the ...