He called for lights and sprang in, and, fell down trembling before Paul and Silas,

Then he called for a light, and sprang in, and came trembling, and fell down before Paul and Silas,

As they interact with the medium, they generate a faint light called Cherenkov radiation.

It would be all atoms pulsating in unison, emitting light of one color, one frequency.

A gas plume that is warmer than the surrounding air will passively emit light characteristic of its chemical constituents.

The total amount of matter in the universe (including baryons and dark matter), as measured from the CMB spectrum, accounts for only about 30 of the critical density.

This shrimp is actually spewing light out of its mouth like a fire breathing dragon in order to blind or distract this viperfish so that the shrimp can swim away into the darkness.

And I have no idea why there's two, and that's something I want to solve some day but not only can it see blue light, but it can see red light.

The combined light from these beetles these are actually tiny beetles is so bright that fishermen out at sea can use them as navigating beacons to find their way back to their home rivers. It's stunning.

It was big enough to be transparent to light, and that's what we see in the cosmic microwave background that George Smoot described as looking at the face of God.

Mr. Ramadan did not know any of Mr. Abu Adass's other friends or associates and could shed no light on Mr. Abu Adass's whereabouts or the identity of Mohammed .

So, most animals make blue light, and most animals can only see blue light, but this fish is a really fascinating exception because it has two red light organs.

This year's report of the Secretary General on children and armed conflict sheds further light on the widespread and unacceptable pattern of grave violations against children in conflict situations worldwide.

In the spirit of Jacques Cousteau, who said, People protect what they love, I want to share with you today what I love most in the ocean, and that's the incredible number and variety of animals in it that make light.

Some 80 to 90 percent of undersea creatures make light and we know very little about how or why. Bioluminescence expert Edith Widder explores this glowing, sparkling, luminous world, sharing glorious images and insight into the unseen depths of the ocean.

What you're seeing when you put it through a prism is that you heat hydrogen up and it doesn't just glow like a white light, it just emits light at particular colors, a red one, a light blue one, some dark blue ones.

At the same time, we need to think locally, which is the joy and marvel of Sylvia's hope spot wish, is that we can shine a spotlight on many of these previously unknown areas, and to bring people to the table, if you will, to actually make them feel part of this community that truly has a stake in their future management.

Ms. Zou Xiaoquiao observed that the report did not shed enough light on the condition of rural women   their poverty level or their access to education, social security, health care and the like the next report should provide gender disaggregated data on the rural population.