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" We need to make sure that the Voyager probes carrying a record of human civilization speeding beyond our solar system remain an introduction to the world that sent them and not an epitaph for a civilization that caused its own ruin. "

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" The early universe was a dusty place, and the UV radiation from the hot, young black holes and stars would get enshrouded by dust, re-radiated, and scattered into red wavelengths like infra-red, causing these objects to remain obscured. "

Priyamvada Natarajan

Black

Hot

Place

" My students may have dexterity with the equations they're required to know, but they lack the capacity to apply their knowledge to real-life problems. This critical shortcoming appears in high school and possibly in elementary grades - long before college. "

" Evidence has been mounting for the key role that black holes play in the process of galaxy formation. But it now appears that they are likely the prima donnas of this space opera. "

" Everyone acknowledges that there is a political part to tenure, but no one likes to admit it. "

" No one wants to walk across a crowd-sourced bridge. "

" We cannot decide on the efficacy of a medical treatment by counting the number of 'Likes' an intervention receives on Facebook; no matter what, professionals will still need to conduct continued clinical trials and evaluate their outcomes carefully. "

" Finding the first seed black holes could help reveal how the relation between black holes and their host galaxies evolved over time. "

" My own day-to-day observations confirm that many Americans can barely make change. At the supermarket where I buy groceries, I've watched more than one encounter at the cash register where both customer and clerk are befuddled at the prospect of double-checking the sums. "

" I find the world with its inequities and injustices to be messy, unfair, and complicated. The cosmos, on the other hand, is orderly and beautiful - this I find terribly alluring and captivating. "

" Data suggest that central black holes might play an important role in adjusting how many stars form in the galaxies they inhabit. For one thing, the energy produced when matter falls into the black hole may heat up the surrounding gas at the center of the galaxy, thus preventing cooling and halting star formation. "

" We already have a pretty good knowledge of the universe's mass-energy content, so if we can get a handle on its geometry, then we will be able to work out exactly what the fate of the universe will be. "

" Research in basic sciences now requires resources that no one country can provide. "

" Research in any domain of science today requires specialized training to build up knowledge and clinical competence. To make major breakthroughs, we need people with expertise who are engaged in sustained research over a long period of time - in a word, scientists. "

" Scientific knowledge is, by its nature, provisional. This is due to the fact that as time goes on, with the invention of better instruments, more data and better data hone our understanding further. Social, cultural, economic, and political context are relevant to our understanding of how science works. "

" The pace and demands in any field, be it genetics, nanotechnology or cosmology, can only be met with increased international cooperation and collaborative projects. "

" We knew from theoretical models that mergers of massive, gas-rich galaxies were more frequent in the past. Now we've found that these mergers are responsible for producing both the nearby obscured quasar population and their distant cousins. "

Priyamvada Natarajan

Responsible

Cousins

" We must face up to a difficult paradox: The U.S. can maintain a leading position in science only by giving up its desire to be number one. "

" If you know the shape of the lens and the image you get, you can work out the path that light followed between the object and your eye. "

" Dark matter is particularly intriguing because it's some kind of particle - that's for sure. "

" As Congress battles over spending and cost cutting, it is imperative that funding for math education programs does not fall victim. "

" Black holes are enigmatic astronomical objects, areas where the gravity is so immense that it has warped spacetime so that not even light can escape. "

" It is my idea that the public needs to be better educated about the nature of scientific inquiry and how the scientific process works. I firmly believe that this is the only effective way forward to combat the widespread distrust in facts and science. "

" I am a phenomenologist - I work on developing theoretical models that are constrained by observations. "

Priyamvada Natarajan

Work

I Am

" The deep fascination with the mysterious, and the impulse to seek and locate ourselves in the cosmic context, seems to be imprinted in our DNA and psyches. "

" Individuals reporting on their own experience with particular therapies would provide first-hand accounts that could be considered in the improvement of drug design. "

" Mental discipline and tenacity in the face of obstacles are traits that have greatly helped me in both my personal and professional journey thus far. I am also very optimistic by nature and tend to focus on the positive and remain hopeful when faced with adversity. "

Priyamvada Natarajan

Positive

Nature

" As an astrophysicist, my research work involves mapping dark matter, the elusive substance that accounts for about a quarter of our universe. "

" All the particles that we are made of only account for about four per cent of the cosmic inventory. "

" Progress in science occurs in fits and starts, and paradigm shifts occur when evidence can be marshaled to support a new point of view. "

" The existence of dark matter and dark energy are inferred from observations! They are not theoretical constructs. Though invisible, both reveal their presence through the effects that they exert on motions of celestial bodies and in the case of dark matter - the bending of light as well. "